Home / 1,343,934.80-2,015,902.20-502,377.20

Finding the Fourth Proportional to 1,343,934.80, 2,015,902.20 and 502,377.20

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Solution

The fourth proportional to 1,343,934.80, 2,015,902.20 and 502,377.20 is: 753,565.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,934.80 : 2,015,902.20 = 502,377.20 : x
  2. Step 2: Convert to fraction form
    1,343,934.80/2,015,902.20 = 502,377.20/x
  3. Step 3: Cross multiply
    1,343,934.80x = 2,015,902.20 × 502,377.20
  4. Step 4: Simplify right side
    1,343,934.80x = 1,012,743,302,709.84
  5. Step 5: Solve for x
    x = 1,012,743,302,709.84/1,343,934.80
  6. Step 6: Final answer
    x = 753,565.80

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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.