Home / 2,829,141.60-3,904,318.80-1,539,919.68

Finding the Fourth Proportional to 2,829,141.60, 3,904,318.80 and 1,539,919.68

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Solution

The fourth proportional to 2,829,141.60, 3,904,318.80 and 1,539,919.68 is: 2,125,145.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829,141.60 : 3,904,318.80 = 1,539,919.68 : x
  2. Step 2: Convert to fraction form
    2,829,141.60/3,904,318.80 = 1,539,919.68/x
  3. Step 3: Cross multiply
    2,829,141.60x = 3,904,318.80 × 1,539,919.68
  4. Step 4: Simplify right side
    2,829,141.60x = 6,012,337,357,113.98
  5. Step 5: Solve for x
    x = 6,012,337,357,113.98/2,829,141.60
  6. Step 6: Final answer
    x = 2,125,145.44

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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.