Home / 2,134,363.10-2,945,358.45-1,167,472.58

Finding the Fourth Proportional to 2,134,363.10, 2,945,358.45 and 1,167,472.58

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Solution

The fourth proportional to 2,134,363.10, 2,945,358.45 and 1,167,472.58 is: 1,611,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,363.10 : 2,945,358.45 = 1,167,472.58 : x
  2. Step 2: Convert to fraction form
    2,134,363.10/2,945,358.45 = 1,167,472.58/x
  3. Step 3: Cross multiply
    2,134,363.10x = 2,945,358.45 × 1,167,472.58
  4. Step 4: Simplify right side
    2,134,363.10x = 3,438,625,213,919.51
  5. Step 5: Solve for x
    x = 3,438,625,213,919.51/2,134,363.10
  6. Step 6: Final answer
    x = 1,611,077.90

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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.