Home / 1,007,380.90-1,511,071.35-996,883.30

Finding the Fourth Proportional to 1,007,380.90, 1,511,071.35 and 996,883.30

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Solution

The fourth proportional to 1,007,380.90, 1,511,071.35 and 996,883.30 is: 1,495,324.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,380.90 : 1,511,071.35 = 996,883.30 : x
  2. Step 2: Convert to fraction form
    1,007,380.90/1,511,071.35 = 996,883.30/x
  3. Step 3: Cross multiply
    1,007,380.90x = 1,511,071.35 × 996,883.30
  4. Step 4: Simplify right side
    1,007,380.90x = 1,506,361,793,923.46
  5. Step 5: Solve for x
    x = 1,506,361,793,923.46/1,007,380.90
  6. Step 6: Final answer
    x = 1,495,324.95

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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.