Home / 2,158,463.40-3,237,695.10-1,096,780.20

Finding the Fourth Proportional to 2,158,463.40, 3,237,695.10 and 1,096,780.20

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Solution

The fourth proportional to 2,158,463.40, 3,237,695.10 and 1,096,780.20 is: 1,645,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,463.40 : 3,237,695.10 = 1,096,780.20 : x
  2. Step 2: Convert to fraction form
    2,158,463.40/3,237,695.10 = 1,096,780.20/x
  3. Step 3: Cross multiply
    2,158,463.40x = 3,237,695.10 × 1,096,780.20
  4. Step 4: Simplify right side
    2,158,463.40x = 3,551,039,879,317.02
  5. Step 5: Solve for x
    x = 3,551,039,879,317.02/2,158,463.40
  6. Step 6: Final answer
    x = 1,645,170.30

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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.