Home / 2,207,737.52-3,046,577.72-1,290,050.45

Finding the Fourth Proportional to 2,207,737.52, 3,046,577.72 and 1,290,050.45

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Solution

The fourth proportional to 2,207,737.52, 3,046,577.72 and 1,290,050.45 is: 1,780,211.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,737.52 : 3,046,577.72 = 1,290,050.45 : x
  2. Step 2: Convert to fraction form
    2,207,737.52/3,046,577.72 = 1,290,050.45/x
  3. Step 3: Cross multiply
    2,207,737.52x = 3,046,577.72 × 1,290,050.45
  4. Step 4: Simplify right side
    2,207,737.52x = 3,930,238,955,644.03
  5. Step 5: Solve for x
    x = 3,930,238,955,644.03/2,207,737.52
  6. Step 6: Final answer
    x = 1,780,211.15

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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.