Home / 3,467,423.60-5,199,061.80-1,787,807.60

Finding the Fourth Proportional to 3,467,423.60, 5,199,061.80 and 1,787,807.60

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Solution

The fourth proportional to 3,467,423.60, 5,199,061.80 and 1,787,807.60 is: 2,680,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,423.60 : 5,199,061.80 = 1,787,807.60 : x
  2. Step 2: Convert to fraction form
    3,467,423.60/5,199,061.80 = 1,787,807.60/x
  3. Step 3: Cross multiply
    3,467,423.60x = 5,199,061.80 × 1,787,807.60
  4. Step 4: Simplify right side
    3,467,423.60x = 9,294,922,198,909.68
  5. Step 5: Solve for x
    x = 9,294,922,198,909.68/3,467,423.60
  6. Step 6: Final answer
    x = 2,680,642.25

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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.