Home / 1,262,930.64-1,895,593.62-781,702.77

Finding the Fourth Proportional to 1,262,930.64, 1,895,593.62 and 781,702.77

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Solution

The fourth proportional to 1,262,930.64, 1,895,593.62 and 781,702.77 is: 1,173,295.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,930.64 : 1,895,593.62 = 781,702.77 : x
  2. Step 2: Convert to fraction form
    1,262,930.64/1,895,593.62 = 781,702.77/x
  3. Step 3: Cross multiply
    1,262,930.64x = 1,895,593.62 × 781,702.77
  4. Step 4: Simplify right side
    1,262,930.64x = 1,481,790,782,925.47
  5. Step 5: Solve for x
    x = 1,481,790,782,925.47/1,262,930.64
  6. Step 6: Final answer
    x = 1,173,295.46

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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.