Home / 2,648,400.60-3,972,600.90-1,301,427.30

Finding the Fourth Proportional to 2,648,400.60, 3,972,600.90 and 1,301,427.30

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Solution

The fourth proportional to 2,648,400.60, 3,972,600.90 and 1,301,427.30 is: 1,952,140.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,400.60 : 3,972,600.90 = 1,301,427.30 : x
  2. Step 2: Convert to fraction form
    2,648,400.60/3,972,600.90 = 1,301,427.30/x
  3. Step 3: Cross multiply
    2,648,400.60x = 3,972,600.90 × 1,301,427.30
  4. Step 4: Simplify right side
    2,648,400.60x = 5,170,051,263,264.57
  5. Step 5: Solve for x
    x = 5,170,051,263,264.57/2,648,400.60
  6. Step 6: Final answer
    x = 1,952,140.95

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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.