Home / 1,454,195.08-2,006,269.82-842,013.72

Finding the Fourth Proportional to 1,454,195.08, 2,006,269.82 and 842,013.72

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Solution

The fourth proportional to 1,454,195.08, 2,006,269.82 and 842,013.72 is: 1,161,678.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,195.08 : 2,006,269.82 = 842,013.72 : x
  2. Step 2: Convert to fraction form
    1,454,195.08/2,006,269.82 = 842,013.72/x
  3. Step 3: Cross multiply
    1,454,195.08x = 2,006,269.82 × 842,013.72
  4. Step 4: Simplify right side
    1,454,195.08x = 1,689,306,714,461.93
  5. Step 5: Solve for x
    x = 1,689,306,714,461.93/1,454,195.08
  6. Step 6: Final answer
    x = 1,161,678.19

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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.