Home / 1,637,630.10-2,456,445.15-1,295,145.90

Finding the Fourth Proportional to 1,637,630.10, 2,456,445.15 and 1,295,145.90

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Solution

The fourth proportional to 1,637,630.10, 2,456,445.15 and 1,295,145.90 is: 1,942,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,630.10 : 2,456,445.15 = 1,295,145.90 : x
  2. Step 2: Convert to fraction form
    1,637,630.10/2,456,445.15 = 1,295,145.90/x
  3. Step 3: Cross multiply
    1,637,630.10x = 2,456,445.15 × 1,295,145.90
  4. Step 4: Simplify right side
    1,637,630.10x = 3,181,454,864,597.39
  5. Step 5: Solve for x
    x = 3,181,454,864,597.39/1,637,630.10
  6. Step 6: Final answer
    x = 1,942,718.85

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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.