Home / 3,035,487.20-4,188,807.87-1,677,272.72

Finding the Fourth Proportional to 3,035,487.20, 4,188,807.87 and 1,677,272.72

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Solution

The fourth proportional to 3,035,487.20, 4,188,807.87 and 1,677,272.72 is: 2,314,545.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035,487.20 : 4,188,807.87 = 1,677,272.72 : x
  2. Step 2: Convert to fraction form
    3,035,487.20/4,188,807.87 = 1,677,272.72/x
  3. Step 3: Cross multiply
    3,035,487.20x = 4,188,807.87 × 1,677,272.72
  4. Step 4: Simplify right side
    3,035,487.20x = 7,025,773,148,728.27
  5. Step 5: Solve for x
    x = 7,025,773,148,728.27/3,035,487.20
  6. Step 6: Final answer
    x = 2,314,545.47

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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.