Home / 1,996,156.96-2,754,753.24-1,113,126.28

Finding the Fourth Proportional to 1,996,156.96, 2,754,753.24 and 1,113,126.28

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Solution

The fourth proportional to 1,996,156.96, 2,754,753.24 and 1,113,126.28 is: 1,536,145.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,156.96 : 2,754,753.24 = 1,113,126.28 : x
  2. Step 2: Convert to fraction form
    1,996,156.96/2,754,753.24 = 1,113,126.28/x
  3. Step 3: Cross multiply
    1,996,156.96x = 2,754,753.24 × 1,113,126.28
  4. Step 4: Simplify right side
    1,996,156.96x = 3,066,388,226,359.15
  5. Step 5: Solve for x
    x = 3,066,388,226,359.15/1,996,156.96
  6. Step 6: Final answer
    x = 1,536,145.85

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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.