Home / 2,683,997.22-4,026,275.70-861,901.92

Finding the Fourth Proportional to 2,683,997.22, 4,026,275.70 and 861,901.92

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Solution

The fourth proportional to 2,683,997.22, 4,026,275.70 and 861,901.92 is: 1,292,942.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683,997.22 : 4,026,275.70 = 861,901.92 : x
  2. Step 2: Convert to fraction form
    2,683,997.22/4,026,275.70 = 861,901.92/x
  3. Step 3: Cross multiply
    2,683,997.22x = 4,026,275.70 × 861,901.92
  4. Step 4: Simplify right side
    2,683,997.22x = 3,470,254,756,279.34
  5. Step 5: Solve for x
    x = 3,470,254,756,279.34/2,683,997.22
  6. Step 6: Final answer
    x = 1,292,942.75

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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.