Home / 5,106,978.92-7,048,269.42-2,932,203.80

Finding the Fourth Proportional to 5,106,978.92, 7,048,269.42 and 2,932,203.80

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Solution

The fourth proportional to 5,106,978.92, 7,048,269.42 and 2,932,203.80 is: 4,046,807.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106,978.92 : 7,048,269.42 = 2,932,203.80 : x
  2. Step 2: Convert to fraction form
    5,106,978.92/7,048,269.42 = 2,932,203.80/x
  3. Step 3: Cross multiply
    5,106,978.92x = 7,048,269.42 × 2,932,203.80
  4. Step 4: Simplify right side
    5,106,978.92x = 20,666,962,376,747.79
  5. Step 5: Solve for x
    x = 20,666,962,376,747.79/5,106,978.92
  6. Step 6: Final answer
    x = 4,046,807.85

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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.