Home / 1,296,864.34-1,941,310.27-1,105,545.58

Finding the Fourth Proportional to 1,296,864.34, 1,941,310.27 and 1,105,545.58

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Solution

The fourth proportional to 1,296,864.34, 1,941,310.27 and 1,105,545.58 is: 1,654,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,864.34 : 1,941,310.27 = 1,105,545.58 : x
  2. Step 2: Convert to fraction form
    1,296,864.34/1,941,310.27 = 1,105,545.58/x
  3. Step 3: Cross multiply
    1,296,864.34x = 1,941,310.27 × 1,105,545.58
  4. Step 4: Simplify right side
    1,296,864.34x = 2,146,206,988,407.11
  5. Step 5: Solve for x
    x = 2,146,206,988,407.11/1,296,864.34
  6. Step 6: Final answer
    x = 1,654,920.20

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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.