Home / 3,118,533.55-4,677,800.33-2,945,323.15

Finding the Fourth Proportional to 3,118,533.55, 4,677,800.33 and 2,945,323.15

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Solution

The fourth proportional to 3,118,533.55, 4,677,800.33 and 2,945,323.15 is: 4,417,984.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,533.55 : 4,677,800.33 = 2,945,323.15 : x
  2. Step 2: Convert to fraction form
    3,118,533.55/4,677,800.33 = 2,945,323.15/x
  3. Step 3: Cross multiply
    3,118,533.55x = 4,677,800.33 × 2,945,323.15
  4. Step 4: Simplify right side
    3,118,533.55x = 13,777,633,588,300.02
  5. Step 5: Solve for x
    x = 13,777,633,588,300.02/3,118,533.55
  6. Step 6: Final answer
    x = 4,417,984.73

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Double scale
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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.