Home / 1,097,511.88-1,514,802.90-667,930.12

Finding the Fourth Proportional to 1,097,511.88, 1,514,802.90 and 667,930.12

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Solution

The fourth proportional to 1,097,511.88, 1,514,802.90 and 667,930.12 is: 921,887.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,511.88 : 1,514,802.90 = 667,930.12 : x
  2. Step 2: Convert to fraction form
    1,097,511.88/1,514,802.90 = 667,930.12/x
  3. Step 3: Cross multiply
    1,097,511.88x = 1,514,802.90 × 667,930.12
  4. Step 4: Simplify right side
    1,097,511.88x = 1,011,782,482,773.35
  5. Step 5: Solve for x
    x = 1,011,782,482,773.35/1,097,511.88
  6. Step 6: Final answer
    x = 921,887.50

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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.