Home / 3,516,555.20-5,274,314.40-992,465.60

Finding the Fourth Proportional to 3,516,555.20, 5,274,314.40 and 992,465.60

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Solution

The fourth proportional to 3,516,555.20, 5,274,314.40 and 992,465.60 is: 1,488,552.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,555.20 : 5,274,314.40 = 992,465.60 : x
  2. Step 2: Convert to fraction form
    3,516,555.20/5,274,314.40 = 992,465.60/x
  3. Step 3: Cross multiply
    3,516,555.20x = 5,274,314.40 × 992,465.60
  4. Step 4: Simplify right side
    3,516,555.20x = 5,234,575,605,584.64
  5. Step 5: Solve for x
    x = 5,234,575,605,584.64/3,516,555.20
  6. Step 6: Final answer
    x = 1,488,552.09

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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.