Home / 2,911,335.79-4,367,789.91-889,524.57

Finding the Fourth Proportional to 2,911,335.79, 4,367,789.91 and 889,524.57

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Solution

The fourth proportional to 2,911,335.79, 4,367,789.91 and 889,524.57 is: 1,334,527.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,335.79 : 4,367,789.91 = 889,524.57 : x
  2. Step 2: Convert to fraction form
    2,911,335.79/4,367,789.91 = 889,524.57/x
  3. Step 3: Cross multiply
    2,911,335.79x = 4,367,789.91 × 889,524.57
  4. Step 4: Simplify right side
    2,911,335.79x = 3,885,256,441,543.09
  5. Step 5: Solve for x
    x = 3,885,256,441,543.09/2,911,335.79
  6. Step 6: Final answer
    x = 1,334,527.08

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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.