Home / 1,087,711.66-1,501,084.38-744,267.61

Finding the Fourth Proportional to 1,087,711.66, 1,501,084.38 and 744,267.61

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Solution

The fourth proportional to 1,087,711.66, 1,501,084.38 and 744,267.61 is: 1,027,118.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,711.66 : 1,501,084.38 = 744,267.61 : x
  2. Step 2: Convert to fraction form
    1,087,711.66/1,501,084.38 = 744,267.61/x
  3. Step 3: Cross multiply
    1,087,711.66x = 1,501,084.38 × 744,267.61
  4. Step 4: Simplify right side
    1,087,711.66x = 1,117,208,483,910.93
  5. Step 5: Solve for x
    x = 1,117,208,483,910.93/1,087,711.66
  6. Step 6: Final answer
    x = 1,027,118.24

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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.