Home / 3,678,436.80-5,517,590.76-1,655,248.76

Finding the Fourth Proportional to 3,678,436.80, 5,517,590.76 and 1,655,248.76

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Solution

The fourth proportional to 3,678,436.80, 5,517,590.76 and 1,655,248.76 is: 2,482,844.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,436.80 : 5,517,590.76 = 1,655,248.76 : x
  2. Step 2: Convert to fraction form
    3,678,436.80/5,517,590.76 = 1,655,248.76/x
  3. Step 3: Cross multiply
    3,678,436.80x = 5,517,590.76 × 1,655,248.76
  4. Step 4: Simplify right side
    3,678,436.80x = 9,132,985,263,677.46
  5. Step 5: Solve for x
    x = 9,132,985,263,677.46/3,678,436.80
  6. Step 6: Final answer
    x = 2,482,844.14

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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.