Home / 1,269,484.74-1,751,888.88-725,632.20

Finding the Fourth Proportional to 1,269,484.74, 1,751,888.88 and 725,632.20

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Solution

The fourth proportional to 1,269,484.74, 1,751,888.88 and 725,632.20 is: 1,001,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,484.74 : 1,751,888.88 = 725,632.20 : x
  2. Step 2: Convert to fraction form
    1,269,484.74/1,751,888.88 = 725,632.20/x
  3. Step 3: Cross multiply
    1,269,484.74x = 1,751,888.88 × 725,632.20
  4. Step 4: Simplify right side
    1,269,484.74x = 1,271,226,982,149.94
  5. Step 5: Solve for x
    x = 1,271,226,982,149.94/1,269,484.74
  6. Step 6: Final answer
    x = 1,001,372.40

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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.