Home / 1,532,572.76-2,115,116.56-844,315.16

Finding the Fourth Proportional to 1,532,572.76, 2,115,116.56 and 844,315.16

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Solution

The fourth proportional to 1,532,572.76, 2,115,116.56 and 844,315.16 is: 1,165,246.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,572.76 : 2,115,116.56 = 844,315.16 : x
  2. Step 2: Convert to fraction form
    1,532,572.76/2,115,116.56 = 844,315.16/x
  3. Step 3: Cross multiply
    1,532,572.76x = 2,115,116.56 × 844,315.16
  4. Step 4: Simplify right side
    1,532,572.76x = 1,785,824,976,775.05
  5. Step 5: Solve for x
    x = 1,785,824,976,775.05/1,532,572.76
  6. Step 6: Final answer
    x = 1,165,246.46

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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.