Home / 5,319,752.40-7,979,628.60-3,192,238.80

Finding the Fourth Proportional to 5,319,752.40, 7,979,628.60 and 3,192,238.80

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Solution

The fourth proportional to 5,319,752.40, 7,979,628.60 and 3,192,238.80 is: 4,788,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319,752.40 : 7,979,628.60 = 3,192,238.80 : x
  2. Step 2: Convert to fraction form
    5,319,752.40/7,979,628.60 = 3,192,238.80/x
  3. Step 3: Cross multiply
    5,319,752.40x = 7,979,628.60 × 3,192,238.80
  4. Step 4: Simplify right side
    5,319,752.40x = 25,472,880,026,509.68
  5. Step 5: Solve for x
    x = 25,472,880,026,509.68/5,319,752.40
  6. Step 6: Final answer
    x = 4,788,358.20

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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.