Home / 3,142,475.44-4,336,494.06-1,920,826.42

Finding the Fourth Proportional to 3,142,475.44, 4,336,494.06 and 1,920,826.42

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Solution

The fourth proportional to 3,142,475.44, 4,336,494.06 and 1,920,826.42 is: 2,650,665.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,475.44 : 4,336,494.06 = 1,920,826.42 : x
  2. Step 2: Convert to fraction form
    3,142,475.44/4,336,494.06 = 1,920,826.42/x
  3. Step 3: Cross multiply
    3,142,475.44x = 4,336,494.06 × 1,920,826.42
  4. Step 4: Simplify right side
    3,142,475.44x = 8,329,652,360,621.07
  5. Step 5: Solve for x
    x = 8,329,652,360,621.07/3,142,475.44
  6. Step 6: Final answer
    x = 2,650,665.86

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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.