Home / 4,211,129.12-5,811,375.66-2,277,389.72

Finding the Fourth Proportional to 4,211,129.12, 5,811,375.66 and 2,277,389.72

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Solution

The fourth proportional to 4,211,129.12, 5,811,375.66 and 2,277,389.72 is: 3,142,807.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211,129.12 : 5,811,375.66 = 2,277,389.72 : x
  2. Step 2: Convert to fraction form
    4,211,129.12/5,811,375.66 = 2,277,389.72/x
  3. Step 3: Cross multiply
    4,211,129.12x = 5,811,375.66 × 2,277,389.72
  4. Step 4: Simplify right side
    4,211,129.12x = 13,234,767,158,085.34
  5. Step 5: Solve for x
    x = 13,234,767,158,085.34/4,211,129.12
  6. Step 6: Final answer
    x = 3,142,807.26

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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.