Home / 2,196,234.80-3,291,727.80-1,130,728.40

Finding the Fourth Proportional to 2,196,234.80, 3,291,727.80 and 1,130,728.40

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Solution

The fourth proportional to 2,196,234.80, 3,291,727.80 and 1,130,728.40 is: 1,694,741.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,234.80 : 3,291,727.80 = 1,130,728.40 : x
  2. Step 2: Convert to fraction form
    2,196,234.80/3,291,727.80 = 1,130,728.40/x
  3. Step 3: Cross multiply
    2,196,234.80x = 3,291,727.80 × 1,130,728.40
  4. Step 4: Simplify right side
    2,196,234.80x = 3,722,050,108,529.52
  5. Step 5: Solve for x
    x = 3,722,050,108,529.52/2,196,234.80
  6. Step 6: Final answer
    x = 1,694,741.43

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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.