Home / 1,592,074.56-2,197,218.08-1,188,966.72

Finding the Fourth Proportional to 1,592,074.56, 2,197,218.08 and 1,188,966.72

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Solution

The fourth proportional to 1,592,074.56, 2,197,218.08 and 1,188,966.72 is: 1,640,889.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,074.56 : 2,197,218.08 = 1,188,966.72 : x
  2. Step 2: Convert to fraction form
    1,592,074.56/2,197,218.08 = 1,188,966.72/x
  3. Step 3: Cross multiply
    1,592,074.56x = 2,197,218.08 × 1,188,966.72
  4. Step 4: Simplify right side
    1,592,074.56x = 2,612,419,173,702.30
  5. Step 5: Solve for x
    x = 2,612,419,173,702.30/1,592,074.56
  6. Step 6: Final answer
    x = 1,640,889.97

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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.