Home / 1,572,783.38-2,170,187.85-884,414.19

Finding the Fourth Proportional to 1,572,783.38, 2,170,187.85 and 884,414.19

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Solution

The fourth proportional to 1,572,783.38, 2,170,187.85 and 884,414.19 is: 1,220,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,783.38 : 2,170,187.85 = 884,414.19 : x
  2. Step 2: Convert to fraction form
    1,572,783.38/2,170,187.85 = 884,414.19/x
  3. Step 3: Cross multiply
    1,572,783.38x = 2,170,187.85 × 884,414.19
  4. Step 4: Simplify right side
    1,572,783.38x = 1,919,344,940,960.35
  5. Step 5: Solve for x
    x = 1,919,344,940,960.35/1,572,783.38
  6. Step 6: Final answer
    x = 1,220,349.20

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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.