Home / 1,018,031.36-1,524,721.52-485,926.97

Finding the Fourth Proportional to 1,018,031.36, 1,524,721.52 and 485,926.97

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Solution

The fourth proportional to 1,018,031.36, 1,524,721.52 and 485,926.97 is: 727,780.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,031.36 : 1,524,721.52 = 485,926.97 : x
  2. Step 2: Convert to fraction form
    1,018,031.36/1,524,721.52 = 485,926.97/x
  3. Step 3: Cross multiply
    1,018,031.36x = 1,524,721.52 × 485,926.97
  4. Step 4: Simplify right side
    1,018,031.36x = 740,903,301,898.60
  5. Step 5: Solve for x
    x = 740,903,301,898.60/1,018,031.36
  6. Step 6: Final answer
    x = 727,780.43

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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.