Home / 1,350,005.40-2,025,032.10-403,387.80

Finding the Fourth Proportional to 1,350,005.40, 2,025,032.10 and 403,387.80

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Solution

The fourth proportional to 1,350,005.40, 2,025,032.10 and 403,387.80 is: 605,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,005.40 : 2,025,032.10 = 403,387.80 : x
  2. Step 2: Convert to fraction form
    1,350,005.40/2,025,032.10 = 403,387.80/x
  3. Step 3: Cross multiply
    1,350,005.40x = 2,025,032.10 × 403,387.80
  4. Step 4: Simplify right side
    1,350,005.40x = 816,873,243,748.38
  5. Step 5: Solve for x
    x = 816,873,243,748.38/1,350,005.40
  6. Step 6: Final answer
    x = 605,088.87

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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.