Home / 1,108,864.80-1,663,297.20-996,671.70

Finding the Fourth Proportional to 1,108,864.80, 1,663,297.20 and 996,671.70

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Solution

The fourth proportional to 1,108,864.80, 1,663,297.20 and 996,671.70 is: 1,495,007.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,864.80 : 1,663,297.20 = 996,671.70 : x
  2. Step 2: Convert to fraction form
    1,108,864.80/1,663,297.20 = 996,671.70/x
  3. Step 3: Cross multiply
    1,108,864.80x = 1,663,297.20 × 996,671.70
  4. Step 4: Simplify right side
    1,108,864.80x = 1,657,761,247,929.24
  5. Step 5: Solve for x
    x = 1,657,761,247,929.24/1,108,864.80
  6. Step 6: Final answer
    x = 1,495,007.55

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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.