Home / 2,319,375.20-3,479,062.80-1,372,258.40

Finding the Fourth Proportional to 2,319,375.20, 3,479,062.80 and 1,372,258.40

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Solution

The fourth proportional to 2,319,375.20, 3,479,062.80 and 1,372,258.40 is: 2,058,387.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,375.20 : 3,479,062.80 = 1,372,258.40 : x
  2. Step 2: Convert to fraction form
    2,319,375.20/3,479,062.80 = 1,372,258.40/x
  3. Step 3: Cross multiply
    2,319,375.20x = 3,479,062.80 × 1,372,258.40
  4. Step 4: Simplify right side
    2,319,375.20x = 4,774,173,151,427.52
  5. Step 5: Solve for x
    x = 4,774,173,151,427.52/2,319,375.20
  6. Step 6: Final answer
    x = 2,058,387.60

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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.