Home / 1,438,483.05-2,158,008.82-527,673.97

Finding the Fourth Proportional to 1,438,483.05, 2,158,008.82 and 527,673.97

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Solution

The fourth proportional to 1,438,483.05, 2,158,008.82 and 527,673.97 is: 791,615.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,483.05 : 2,158,008.82 = 527,673.97 : x
  2. Step 2: Convert to fraction form
    1,438,483.05/2,158,008.82 = 527,673.97/x
  3. Step 3: Cross multiply
    1,438,483.05x = 2,158,008.82 × 527,673.97
  4. Step 4: Simplify right side
    1,438,483.05x = 1,138,725,081,344.42
  5. Step 5: Solve for x
    x = 1,138,725,081,344.42/1,438,483.05
  6. Step 6: Final answer
    x = 791,615.22

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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.