Home / 1,004,589.50-1,386,334.05-551,909.66

Finding the Fourth Proportional to 1,004,589.50, 1,386,334.05 and 551,909.66

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Solution

The fourth proportional to 1,004,589.50, 1,386,334.05 and 551,909.66 is: 761,635.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,589.50 : 1,386,334.05 = 551,909.66 : x
  2. Step 2: Convert to fraction form
    1,004,589.50/1,386,334.05 = 551,909.66/x
  3. Step 3: Cross multiply
    1,004,589.50x = 1,386,334.05 × 551,909.66
  4. Step 4: Simplify right side
    1,004,589.50x = 765,131,154,181.92
  5. Step 5: Solve for x
    x = 765,131,154,181.92/1,004,589.50
  6. Step 6: Final answer
    x = 761,635.63

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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.