Home / 6,461,251.20-9,691,790.40-1,973,548.80

Finding the Fourth Proportional to 6,461,251.20, 9,691,790.40 and 1,973,548.80

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Solution

The fourth proportional to 6,461,251.20, 9,691,790.40 and 1,973,548.80 is: 2,960,296.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461,251.20 : 9,691,790.40 = 1,973,548.80 : x
  2. Step 2: Convert to fraction form
    6,461,251.20/9,691,790.40 = 1,973,548.80/x
  3. Step 3: Cross multiply
    6,461,251.20x = 9,691,790.40 × 1,973,548.80
  4. Step 4: Simplify right side
    6,461,251.20x = 19,127,221,313,771.52
  5. Step 5: Solve for x
    x = 19,127,221,313,771.52/6,461,251.20
  6. Step 6: Final answer
    x = 2,960,296.81

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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.