Home / 1,281,999.91-1,923,003.13-523,841.38

Finding the Fourth Proportional to 1,281,999.91, 1,923,003.13 and 523,841.38

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Solution

The fourth proportional to 1,281,999.91, 1,923,003.13 and 523,841.38 is: 785,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,999.91 : 1,923,003.13 = 523,841.38 : x
  2. Step 2: Convert to fraction form
    1,281,999.91/1,923,003.13 = 523,841.38/x
  3. Step 3: Cross multiply
    1,281,999.91x = 1,923,003.13 × 523,841.38
  4. Step 4: Simplify right side
    1,281,999.91x = 1,007,348,613,363.52
  5. Step 5: Solve for x
    x = 1,007,348,613,363.52/1,281,999.91
  6. Step 6: Final answer
    x = 785,763.40

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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.