Home / 4,958,062.45-7,434,561.61-2,912,717.78

Finding the Fourth Proportional to 4,958,062.45, 7,434,561.61 and 2,912,717.78

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Solution

The fourth proportional to 4,958,062.45, 7,434,561.61 and 2,912,717.78 is: 4,367,589.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958,062.45 : 7,434,561.61 = 2,912,717.78 : x
  2. Step 2: Convert to fraction form
    4,958,062.45/7,434,561.61 = 2,912,717.78/x
  3. Step 3: Cross multiply
    4,958,062.45x = 7,434,561.61 × 2,912,717.78
  4. Step 4: Simplify right side
    4,958,062.45x = 21,654,779,782,300.12
  5. Step 5: Solve for x
    x = 21,654,779,782,300.12/4,958,062.45
  6. Step 6: Final answer
    x = 4,367,589.16

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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.