Home / 1,214,981.40-1,822,472.10-1,144,997.40

Finding the Fourth Proportional to 1,214,981.40, 1,822,472.10 and 1,144,997.40

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Solution

The fourth proportional to 1,214,981.40, 1,822,472.10 and 1,144,997.40 is: 1,717,496.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,981.40 : 1,822,472.10 = 1,144,997.40 : x
  2. Step 2: Convert to fraction form
    1,214,981.40/1,822,472.10 = 1,144,997.40/x
  3. Step 3: Cross multiply
    1,214,981.40x = 1,822,472.10 × 1,144,997.40
  4. Step 4: Simplify right side
    1,214,981.40x = 2,086,725,816,072.54
  5. Step 5: Solve for x
    x = 2,086,725,816,072.54/1,214,981.40
  6. Step 6: Final answer
    x = 1,717,496.10

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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.