Home / 3,130,679.19-4,695,951.94-856,203.59

Finding the Fourth Proportional to 3,130,679.19, 4,695,951.94 and 856,203.59

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Solution

The fourth proportional to 3,130,679.19, 4,695,951.94 and 856,203.59 is: 1,284,287.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,679.19 : 4,695,951.94 = 856,203.59 : x
  2. Step 2: Convert to fraction form
    3,130,679.19/4,695,951.94 = 856,203.59/x
  3. Step 3: Cross multiply
    3,130,679.19x = 4,695,951.94 × 856,203.59
  4. Step 4: Simplify right side
    3,130,679.19x = 4,020,690,933,292.03
  5. Step 5: Solve for x
    x = 4,020,690,933,292.03/3,130,679.19
  6. Step 6: Final answer
    x = 1,284,287.11

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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.