Home / 2,184,079.80-3,015,891.18-1,369,653.24

Finding the Fourth Proportional to 2,184,079.80, 3,015,891.18 and 1,369,653.24

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Solution

The fourth proportional to 2,184,079.80, 3,015,891.18 and 1,369,653.24 is: 1,891,288.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,079.80 : 3,015,891.18 = 1,369,653.24 : x
  2. Step 2: Convert to fraction form
    2,184,079.80/3,015,891.18 = 1,369,653.24/x
  3. Step 3: Cross multiply
    2,184,079.80x = 3,015,891.18 × 1,369,653.24
  4. Step 4: Simplify right side
    2,184,079.80x = 4,130,725,126,174.42
  5. Step 5: Solve for x
    x = 4,130,725,126,174.42/2,184,079.80
  6. Step 6: Final answer
    x = 1,891,288.55

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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.