Home / 2,117,245.02-3,174,082.21-918,264.30

Finding the Fourth Proportional to 2,117,245.02, 3,174,082.21 and 918,264.30

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Solution

The fourth proportional to 2,117,245.02, 3,174,082.21 and 918,264.30 is: 1,376,622.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,245.02 : 3,174,082.21 = 918,264.30 : x
  2. Step 2: Convert to fraction form
    2,117,245.02/3,174,082.21 = 918,264.30/x
  3. Step 3: Cross multiply
    2,117,245.02x = 3,174,082.21 × 918,264.30
  4. Step 4: Simplify right side
    2,117,245.02x = 2,914,646,378,708.10
  5. Step 5: Solve for x
    x = 2,914,646,378,708.10/2,117,245.02
  6. Step 6: Final answer
    x = 1,376,622.14

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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.