Home / 1,150,311.64-1,587,441.17-634,085.47

Finding the Fourth Proportional to 1,150,311.64, 1,587,441.17 and 634,085.47

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Solution

The fourth proportional to 1,150,311.64, 1,587,441.17 and 634,085.47 is: 875,044.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,311.64 : 1,587,441.17 = 634,085.47 : x
  2. Step 2: Convert to fraction form
    1,150,311.64/1,587,441.17 = 634,085.47/x
  3. Step 3: Cross multiply
    1,150,311.64x = 1,587,441.17 × 634,085.47
  4. Step 4: Simplify right side
    1,150,311.64x = 1,006,573,380,376.80
  5. Step 5: Solve for x
    x = 1,006,573,380,376.80/1,150,311.64
  6. Step 6: Final answer
    x = 875,044.07

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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.