Home / 5,426,080.40-7,488,345-3,134,337.68

Finding the Fourth Proportional to 5,426,080.40, 7,488,345 and 3,134,337.68

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Solution

The fourth proportional to 5,426,080.40, 7,488,345 and 3,134,337.68 is: 4,325,590.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426,080.40 : 7,488,345 = 3,134,337.68 : x
  2. Step 2: Convert to fraction form
    5,426,080.40/7,488,345 = 3,134,337.68/x
  3. Step 3: Cross multiply
    5,426,080.40x = 7,488,345 × 3,134,337.68
  4. Step 4: Simplify right side
    5,426,080.40x = 23,471,001,894,339.60
  5. Step 5: Solve for x
    x = 23,471,001,894,339.60/5,426,080.40
  6. Step 6: Final answer
    x = 4,325,590.51

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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.