Home / 3,045,947.26-4,203,407.20-1,687,820.26

Finding the Fourth Proportional to 3,045,947.26, 4,203,407.20 and 1,687,820.26

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Solution

The fourth proportional to 3,045,947.26, 4,203,407.20 and 1,687,820.26 is: 2,329,191.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,947.26 : 4,203,407.20 = 1,687,820.26 : x
  2. Step 2: Convert to fraction form
    3,045,947.26/4,203,407.20 = 1,687,820.26/x
  3. Step 3: Cross multiply
    3,045,947.26x = 4,203,407.20 × 1,687,820.26
  4. Step 4: Simplify right side
    3,045,947.26x = 7,094,595,833,189.87
  5. Step 5: Solve for x
    x = 7,094,595,833,189.87/3,045,947.26
  6. Step 6: Final answer
    x = 2,329,191.95

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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.