Home / 1,400,296.50-1,932,294.33-788,253.66

Finding the Fourth Proportional to 1,400,296.50, 1,932,294.33 and 788,253.66

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Solution

The fourth proportional to 1,400,296.50, 1,932,294.33 and 788,253.66 is: 1,087,725.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,296.50 : 1,932,294.33 = 788,253.66 : x
  2. Step 2: Convert to fraction form
    1,400,296.50/1,932,294.33 = 788,253.66/x
  3. Step 3: Cross multiply
    1,400,296.50x = 1,932,294.33 × 788,253.66
  4. Step 4: Simplify right side
    1,400,296.50x = 1,523,138,077,819.75
  5. Step 5: Solve for x
    x = 1,523,138,077,819.75/1,400,296.50
  6. Step 6: Final answer
    x = 1,087,725.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.