Home / 1,031,900.78-1,423,975.14-573,044.42

Finding the Fourth Proportional to 1,031,900.78, 1,423,975.14 and 573,044.42

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Solution

The fourth proportional to 1,031,900.78, 1,423,975.14 and 573,044.42 is: 790,774.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,900.78 : 1,423,975.14 = 573,044.42 : x
  2. Step 2: Convert to fraction form
    1,031,900.78/1,423,975.14 = 573,044.42/x
  3. Step 3: Cross multiply
    1,031,900.78x = 1,423,975.14 × 573,044.42
  4. Step 4: Simplify right side
    1,031,900.78x = 816,001,008,195.72
  5. Step 5: Solve for x
    x = 816,001,008,195.72/1,031,900.78
  6. Step 6: Final answer
    x = 790,774.68

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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.