Home / 1,116,231.40-1,674,347.10-668,333.80

Finding the Fourth Proportional to 1,116,231.40, 1,674,347.10 and 668,333.80

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Solution

The fourth proportional to 1,116,231.40, 1,674,347.10 and 668,333.80 is: 1,002,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,231.40 : 1,674,347.10 = 668,333.80 : x
  2. Step 2: Convert to fraction form
    1,116,231.40/1,674,347.10 = 668,333.80/x
  3. Step 3: Cross multiply
    1,116,231.40x = 1,674,347.10 × 668,333.80
  4. Step 4: Simplify right side
    1,116,231.40x = 1,119,022,759,861.98
  5. Step 5: Solve for x
    x = 1,119,022,759,861.98/1,116,231.40
  6. Step 6: Final answer
    x = 1,002,500.70

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Double scale
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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.