Home / 2,128,497.40-3,192,746.10-2,002,526.20

Finding the Fourth Proportional to 2,128,497.40, 3,192,746.10 and 2,002,526.20

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Solution

The fourth proportional to 2,128,497.40, 3,192,746.10 and 2,002,526.20 is: 3,003,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,497.40 : 3,192,746.10 = 2,002,526.20 : x
  2. Step 2: Convert to fraction form
    2,128,497.40/3,192,746.10 = 2,002,526.20/x
  3. Step 3: Cross multiply
    2,128,497.40x = 3,192,746.10 × 2,002,526.20
  4. Step 4: Simplify right side
    2,128,497.40x = 6,393,557,715,197.82
  5. Step 5: Solve for x
    x = 6,393,557,715,197.82/2,128,497.40
  6. Step 6: Final answer
    x = 3,003,789.30

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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.