Home / 2,174,428.20-3,260,475.90-910,828.20

Finding the Fourth Proportional to 2,174,428.20, 3,260,475.90 and 910,828.20

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Solution

The fourth proportional to 2,174,428.20, 3,260,475.90 and 910,828.20 is: 1,365,753.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,428.20 : 3,260,475.90 = 910,828.20 : x
  2. Step 2: Convert to fraction form
    2,174,428.20/3,260,475.90 = 910,828.20/x
  3. Step 3: Cross multiply
    2,174,428.20x = 3,260,475.90 × 910,828.20
  4. Step 4: Simplify right side
    2,174,428.20x = 2,969,733,395,140.38
  5. Step 5: Solve for x
    x = 2,969,733,395,140.38/2,174,428.20
  6. Step 6: Final answer
    x = 1,365,753.72

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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.