Home / 1,398,099.27-2,096,486.30-486,963.97

Finding the Fourth Proportional to 1,398,099.27, 2,096,486.30 and 486,963.97

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Solution

The fourth proportional to 1,398,099.27, 2,096,486.30 and 486,963.97 is: 730,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,099.27 : 2,096,486.30 = 486,963.97 : x
  2. Step 2: Convert to fraction form
    1,398,099.27/2,096,486.30 = 486,963.97/x
  3. Step 3: Cross multiply
    1,398,099.27x = 2,096,486.30 × 486,963.97
  4. Step 4: Simplify right side
    1,398,099.27x = 1,020,913,287,674.81
  5. Step 5: Solve for x
    x = 1,020,913,287,674.81/1,398,099.27
  6. Step 6: Final answer
    x = 730,215.17

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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.