Home / 1,206,511.98-1,665,005.28-662,669.88

Finding the Fourth Proportional to 1,206,511.98, 1,665,005.28 and 662,669.88

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Solution

The fourth proportional to 1,206,511.98, 1,665,005.28 and 662,669.88 is: 914,494.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,511.98 : 1,665,005.28 = 662,669.88 : x
  2. Step 2: Convert to fraction form
    1,206,511.98/1,665,005.28 = 662,669.88/x
  3. Step 3: Cross multiply
    1,206,511.98x = 1,665,005.28 × 662,669.88
  4. Step 4: Simplify right side
    1,206,511.98x = 1,103,348,849,096.97
  5. Step 5: Solve for x
    x = 1,103,348,849,096.97/1,206,511.98
  6. Step 6: Final answer
    x = 914,494.73

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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.