Home / 1,349,916.72-2,025,202.86-403,280.52

Finding the Fourth Proportional to 1,349,916.72, 2,025,202.86 and 403,280.52

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Solution

The fourth proportional to 1,349,916.72, 2,025,202.86 and 403,280.52 is: 605,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,916.72 : 2,025,202.86 = 403,280.52 : x
  2. Step 2: Convert to fraction form
    1,349,916.72/2,025,202.86 = 403,280.52/x
  3. Step 3: Cross multiply
    1,349,916.72x = 2,025,202.86 × 403,280.52
  4. Step 4: Simplify right side
    1,349,916.72x = 816,724,862,486.29
  5. Step 5: Solve for x
    x = 816,724,862,486.29/1,349,916.72
  6. Step 6: Final answer
    x = 605,018.70

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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.