Home / 3,486,585.60-5,228,841.60-1,355,443.20

Finding the Fourth Proportional to 3,486,585.60, 5,228,841.60 and 1,355,443.20

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Solution

The fourth proportional to 3,486,585.60, 5,228,841.60 and 1,355,443.20 is: 2,032,761.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486,585.60 : 5,228,841.60 = 1,355,443.20 : x
  2. Step 2: Convert to fraction form
    3,486,585.60/5,228,841.60 = 1,355,443.20/x
  3. Step 3: Cross multiply
    3,486,585.60x = 5,228,841.60 × 1,355,443.20
  4. Step 4: Simplify right side
    3,486,585.60x = 7,087,397,790,597.12
  5. Step 5: Solve for x
    x = 7,087,397,790,597.12/3,486,585.60
  6. Step 6: Final answer
    x = 2,032,761.73

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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.