Home / 1,337,134.80-1,844,301.24-828,001.20

Finding the Fourth Proportional to 1,337,134.80, 1,844,301.24 and 828,001.20

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Solution

The fourth proportional to 1,337,134.80, 1,844,301.24 and 828,001.20 is: 1,142,056.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,134.80 : 1,844,301.24 = 828,001.20 : x
  2. Step 2: Convert to fraction form
    1,337,134.80/1,844,301.24 = 828,001.20/x
  3. Step 3: Cross multiply
    1,337,134.80x = 1,844,301.24 × 828,001.20
  4. Step 4: Simplify right side
    1,337,134.80x = 1,527,083,639,881.49
  5. Step 5: Solve for x
    x = 1,527,083,639,881.49/1,337,134.80
  6. Step 6: Final answer
    x = 1,142,056.61

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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.