Home / 1,108,848.20-1,663,272.30-996,873.80

Finding the Fourth Proportional to 1,108,848.20, 1,663,272.30 and 996,873.80

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Solution

The fourth proportional to 1,108,848.20, 1,663,272.30 and 996,873.80 is: 1,495,310.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,848.20 : 1,663,272.30 = 996,873.80 : x
  2. Step 2: Convert to fraction form
    1,108,848.20/1,663,272.30 = 996,873.80/x
  3. Step 3: Cross multiply
    1,108,848.20x = 1,663,272.30 × 996,873.80
  4. Step 4: Simplify right side
    1,108,848.20x = 1,658,072,578,135.74
  5. Step 5: Solve for x
    x = 1,658,072,578,135.74/1,108,848.20
  6. Step 6: Final answer
    x = 1,495,310.70

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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.