Home / 2,130,201.40-3,195,318.30-710,255.20

Finding the Fourth Proportional to 2,130,201.40, 3,195,318.30 and 710,255.20

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Solution

The fourth proportional to 2,130,201.40, 3,195,318.30 and 710,255.20 is: 1,065,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,201.40 : 3,195,318.30 = 710,255.20 : x
  2. Step 2: Convert to fraction form
    2,130,201.40/3,195,318.30 = 710,255.20/x
  3. Step 3: Cross multiply
    2,130,201.40x = 3,195,318.30 × 710,255.20
  4. Step 4: Simplify right side
    2,130,201.40x = 2,269,491,438,230.16
  5. Step 5: Solve for x
    x = 2,269,491,438,230.16/2,130,201.40
  6. Step 6: Final answer
    x = 1,065,388.20

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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.