Home / 1,414,079.01-2,121,122.84-349,121.21

Finding the Fourth Proportional to 1,414,079.01, 2,121,122.84 and 349,121.21

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Solution

The fourth proportional to 1,414,079.01, 2,121,122.84 and 349,121.21 is: 523,682.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,079.01 : 2,121,122.84 = 349,121.21 : x
  2. Step 2: Convert to fraction form
    1,414,079.01/2,121,122.84 = 349,121.21/x
  3. Step 3: Cross multiply
    1,414,079.01x = 2,121,122.84 × 349,121.21
  4. Step 4: Simplify right side
    1,414,079.01x = 740,528,960,108.22
  5. Step 5: Solve for x
    x = 740,528,960,108.22/1,414,079.01
  6. Step 6: Final answer
    x = 523,682.87

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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.