Home / 2,057,176.85-3,086,257.95-858,432.33

Finding the Fourth Proportional to 2,057,176.85, 3,086,257.95 and 858,432.33

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Solution

The fourth proportional to 2,057,176.85, 3,086,257.95 and 858,432.33 is: 1,287,854.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,176.85 : 3,086,257.95 = 858,432.33 : x
  2. Step 2: Convert to fraction form
    2,057,176.85/3,086,257.95 = 858,432.33/x
  3. Step 3: Cross multiply
    2,057,176.85x = 3,086,257.95 × 858,432.33
  4. Step 4: Simplify right side
    2,057,176.85x = 2,649,343,602,999.52
  5. Step 5: Solve for x
    x = 2,649,343,602,999.52/2,057,176.85
  6. Step 6: Final answer
    x = 1,287,854.08

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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.