Home / 1,152,885.71-1,729,391.51-479,035.17

Finding the Fourth Proportional to 1,152,885.71, 1,729,391.51 and 479,035.17

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Solution

The fourth proportional to 1,152,885.71, 1,729,391.51 and 479,035.17 is: 718,578.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,885.71 : 1,729,391.51 = 479,035.17 : x
  2. Step 2: Convert to fraction form
    1,152,885.71/1,729,391.51 = 479,035.17/x
  3. Step 3: Cross multiply
    1,152,885.71x = 1,729,391.51 × 479,035.17
  4. Step 4: Simplify right side
    1,152,885.71x = 828,439,357,187.00
  5. Step 5: Solve for x
    x = 828,439,357,187.00/1,152,885.71
  6. Step 6: Final answer
    x = 718,578.91

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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.