Home / 882,003.10-1,321,036.35-681,673.90

Finding the Fourth Proportional to 882,003.10, 1,321,036.35 and 681,673.90

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Solution

The fourth proportional to 882,003.10, 1,321,036.35 and 681,673.90 is: 1,020,989.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,003.10 : 1,321,036.35 = 681,673.90 : x
  2. Step 2: Convert to fraction form
    882,003.10/1,321,036.35 = 681,673.90/x
  3. Step 3: Cross multiply
    882,003.10x = 1,321,036.35 × 681,673.90
  4. Step 4: Simplify right side
    882,003.10x = 900,516,000,746.27
  5. Step 5: Solve for x
    x = 900,516,000,746.27/882,003.10
  6. Step 6: Final answer
    x = 1,020,989.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.