Home / 1,579,909.50-2,180,331.18-891,748.92

Finding the Fourth Proportional to 1,579,909.50, 2,180,331.18 and 891,748.92

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Solution

The fourth proportional to 1,579,909.50, 2,180,331.18 and 891,748.92 is: 1,230,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,909.50 : 2,180,331.18 = 891,748.92 : x
  2. Step 2: Convert to fraction form
    1,579,909.50/2,180,331.18 = 891,748.92/x
  3. Step 3: Cross multiply
    1,579,909.50x = 2,180,331.18 × 891,748.92
  4. Step 4: Simplify right side
    1,579,909.50x = 1,944,307,975,007.33
  5. Step 5: Solve for x
    x = 1,944,307,975,007.33/1,579,909.50
  6. Step 6: Final answer
    x = 1,230,645.16

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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.