Home / 1,107,358.65-1,661,037.98-1,086,363.45

Finding the Fourth Proportional to 1,107,358.65, 1,661,037.98 and 1,086,363.45

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Solution

The fourth proportional to 1,107,358.65, 1,661,037.98 and 1,086,363.45 is: 1,629,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,358.65 : 1,661,037.98 = 1,086,363.45 : x
  2. Step 2: Convert to fraction form
    1,107,358.65/1,661,037.98 = 1,086,363.45/x
  3. Step 3: Cross multiply
    1,107,358.65x = 1,661,037.98 × 1,086,363.45
  4. Step 4: Simplify right side
    1,107,358.65x = 1,804,490,945,102.01
  5. Step 5: Solve for x
    x = 1,804,490,945,102.01/1,107,358.65
  6. Step 6: Final answer
    x = 1,629,545.18

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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.