Home / 2,265,997.66-3,398,981.36-918,140.38

Finding the Fourth Proportional to 2,265,997.66, 3,398,981.36 and 918,140.38

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Solution

The fourth proportional to 2,265,997.66, 3,398,981.36 and 918,140.38 is: 1,377,204.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,997.66 : 3,398,981.36 = 918,140.38 : x
  2. Step 2: Convert to fraction form
    2,265,997.66/3,398,981.36 = 918,140.38/x
  3. Step 3: Cross multiply
    2,265,997.66x = 3,398,981.36 × 918,140.38
  4. Step 4: Simplify right side
    2,265,997.66x = 3,120,742,037,483.32
  5. Step 5: Solve for x
    x = 3,120,742,037,483.32/2,265,997.66
  6. Step 6: Final answer
    x = 1,377,204.44

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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.