Home / 2,918,613.86-4,380,611.80-1,480,306.58

Finding the Fourth Proportional to 2,918,613.86, 4,380,611.80 and 1,480,306.58

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Solution

The fourth proportional to 2,918,613.86, 4,380,611.80 and 1,480,306.58 is: 2,221,824.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,613.86 : 4,380,611.80 = 1,480,306.58 : x
  2. Step 2: Convert to fraction form
    2,918,613.86/4,380,611.80 = 1,480,306.58/x
  3. Step 3: Cross multiply
    2,918,613.86x = 4,380,611.80 × 1,480,306.58
  4. Step 4: Simplify right side
    2,918,613.86x = 6,484,648,471,965.65
  5. Step 5: Solve for x
    x = 6,484,648,471,965.65/2,918,613.86
  6. Step 6: Final answer
    x = 2,221,824.74

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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.