Home / 3,783,266.70-5,674,900.05-3,118,965.45

Finding the Fourth Proportional to 3,783,266.70, 5,674,900.05 and 3,118,965.45

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Solution

The fourth proportional to 3,783,266.70, 5,674,900.05 and 3,118,965.45 is: 4,678,448.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,266.70 : 5,674,900.05 = 3,118,965.45 : x
  2. Step 2: Convert to fraction form
    3,783,266.70/5,674,900.05 = 3,118,965.45/x
  3. Step 3: Cross multiply
    3,783,266.70x = 5,674,900.05 × 3,118,965.45
  4. Step 4: Simplify right side
    3,783,266.70x = 17,699,817,188,153.27
  5. Step 5: Solve for x
    x = 17,699,817,188,153.27/3,783,266.70
  6. Step 6: Final answer
    x = 4,678,448.18

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.