Home / 1,552,280.62-2,142,217.66-863,996.40

Finding the Fourth Proportional to 1,552,280.62, 2,142,217.66 and 863,996.40

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Solution

The fourth proportional to 1,552,280.62, 2,142,217.66 and 863,996.40 is: 1,192,354.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,280.62 : 2,142,217.66 = 863,996.40 : x
  2. Step 2: Convert to fraction form
    1,552,280.62/2,142,217.66 = 863,996.40/x
  3. Step 3: Cross multiply
    1,552,280.62x = 2,142,217.66 × 863,996.40
  4. Step 4: Simplify right side
    1,552,280.62x = 1,850,868,346,256.42
  5. Step 5: Solve for x
    x = 1,850,868,346,256.42/1,552,280.62
  6. Step 6: Final answer
    x = 1,192,354.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.