Home / 2,427,848.58-3,350,431.38-1,340,120.40

Finding the Fourth Proportional to 2,427,848.58, 3,350,431.38 and 1,340,120.40

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Solution

The fourth proportional to 2,427,848.58, 3,350,431.38 and 1,340,120.40 is: 1,849,366.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,848.58 : 3,350,431.38 = 1,340,120.40 : x
  2. Step 2: Convert to fraction form
    2,427,848.58/3,350,431.38 = 1,340,120.40/x
  3. Step 3: Cross multiply
    2,427,848.58x = 3,350,431.38 × 1,340,120.40
  4. Step 4: Simplify right side
    2,427,848.58x = 4,489,981,441,138.15
  5. Step 5: Solve for x
    x = 4,489,981,441,138.15/2,427,848.58
  6. Step 6: Final answer
    x = 1,849,366.34

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1.5x scale

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.