Home / 1,067,343.60-1,597,078.80-972,865.20

Finding the Fourth Proportional to 1,067,343.60, 1,597,078.80 and 972,865.20

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Solution

The fourth proportional to 1,067,343.60, 1,597,078.80 and 972,865.20 is: 1,455,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,343.60 : 1,597,078.80 = 972,865.20 : x
  2. Step 2: Convert to fraction form
    1,067,343.60/1,597,078.80 = 972,865.20/x
  3. Step 3: Cross multiply
    1,067,343.60x = 1,597,078.80 × 972,865.20
  4. Step 4: Simplify right side
    1,067,343.60x = 1,553,742,386,177.76
  5. Step 5: Solve for x
    x = 1,553,742,386,177.76/1,067,343.60
  6. Step 6: Final answer
    x = 1,455,709.66

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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.