Home / 2,120,983.13-2,926,932.11-1,154,096.76

Finding the Fourth Proportional to 2,120,983.13, 2,926,932.11 and 1,154,096.76

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Solution

The fourth proportional to 2,120,983.13, 2,926,932.11 and 1,154,096.76 is: 1,592,640.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,983.13 : 2,926,932.11 = 1,154,096.76 : x
  2. Step 2: Convert to fraction form
    2,120,983.13/2,926,932.11 = 1,154,096.76/x
  3. Step 3: Cross multiply
    2,120,983.13x = 2,926,932.11 × 1,154,096.76
  4. Step 4: Simplify right side
    2,120,983.13x = 3,377,962,859,120.48
  5. Step 5: Solve for x
    x = 3,377,962,859,120.48/2,120,983.13
  6. Step 6: Final answer
    x = 1,592,640.14

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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.