Home / 2,680,622.30-4,020,472.65-996,859.10

Finding the Fourth Proportional to 2,680,622.30, 4,020,472.65 and 996,859.10

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Solution

The fourth proportional to 2,680,622.30, 4,020,472.65 and 996,859.10 is: 1,495,117.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,622.30 : 4,020,472.65 = 996,859.10 : x
  2. Step 2: Convert to fraction form
    2,680,622.30/4,020,472.65 = 996,859.10/x
  3. Step 3: Cross multiply
    2,680,622.30x = 4,020,472.65 × 996,859.10
  4. Step 4: Simplify right side
    2,680,622.30x = 4,007,844,747,453.62
  5. Step 5: Solve for x
    x = 4,007,844,747,453.62/2,680,622.30
  6. Step 6: Final answer
    x = 1,495,117.29

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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.