Home / 3,784,034.40-5,222,089.32-2,152,399.92

Finding the Fourth Proportional to 3,784,034.40, 5,222,089.32 and 2,152,399.92

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Solution

The fourth proportional to 3,784,034.40, 5,222,089.32 and 2,152,399.92 is: 2,970,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,034.40 : 5,222,089.32 = 2,152,399.92 : x
  2. Step 2: Convert to fraction form
    3,784,034.40/5,222,089.32 = 2,152,399.92/x
  3. Step 3: Cross multiply
    3,784,034.40x = 5,222,089.32 × 2,152,399.92
  4. Step 4: Simplify right side
    3,784,034.40x = 11,240,024,634,600.86
  5. Step 5: Solve for x
    x = 11,240,024,634,600.86/3,784,034.40
  6. Step 6: Final answer
    x = 2,970,381.20

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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.