Home / 1,316,471.13-1,974,774.39-369,915.66

Finding the Fourth Proportional to 1,316,471.13, 1,974,774.39 and 369,915.66

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Solution

The fourth proportional to 1,316,471.13, 1,974,774.39 and 369,915.66 is: 554,892.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,471.13 : 1,974,774.39 = 369,915.66 : x
  2. Step 2: Convert to fraction form
    1,316,471.13/1,974,774.39 = 369,915.66/x
  3. Step 3: Cross multiply
    1,316,471.13x = 1,974,774.39 × 369,915.66
  4. Step 4: Simplify right side
    1,316,471.13x = 730,499,971,827.95
  5. Step 5: Solve for x
    x = 730,499,971,827.95/1,316,471.13
  6. Step 6: Final answer
    x = 554,892.51

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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.