Home / 1,720,648.50-2,374,480.54-956,695.38

Finding the Fourth Proportional to 1,720,648.50, 2,374,480.54 and 956,695.38

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Solution

The fourth proportional to 1,720,648.50, 2,374,480.54 and 956,695.38 is: 1,320,231.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,648.50 : 2,374,480.54 = 956,695.38 : x
  2. Step 2: Convert to fraction form
    1,720,648.50/2,374,480.54 = 956,695.38/x
  3. Step 3: Cross multiply
    1,720,648.50x = 2,374,480.54 × 956,695.38
  4. Step 4: Simplify right side
    1,720,648.50x = 2,271,654,562,517.91
  5. Step 5: Solve for x
    x = 2,271,654,562,517.91/1,720,648.50
  6. Step 6: Final answer
    x = 1,320,231.62

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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.