Home / 5,058,176.40-7,584,640.20-1,861,657.20

Finding the Fourth Proportional to 5,058,176.40, 7,584,640.20 and 1,861,657.20

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Solution

The fourth proportional to 5,058,176.40, 7,584,640.20 and 1,861,657.20 is: 2,791,519.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058,176.40 : 7,584,640.20 = 1,861,657.20 : x
  2. Step 2: Convert to fraction form
    5,058,176.40/7,584,640.20 = 1,861,657.20/x
  3. Step 3: Cross multiply
    5,058,176.40x = 7,584,640.20 × 1,861,657.20
  4. Step 4: Simplify right side
    5,058,176.40x = 14,120,000,037,739.44
  5. Step 5: Solve for x
    x = 14,120,000,037,739.44/5,058,176.40
  6. Step 6: Final answer
    x = 2,791,519.89

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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.