Home / 1,974,889.42-2,724,575.85-1,147,825.55

Finding the Fourth Proportional to 1,974,889.42, 2,724,575.85 and 1,147,825.55

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Solution

The fourth proportional to 1,974,889.42, 2,724,575.85 and 1,147,825.55 is: 1,583,550.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,889.42 : 2,724,575.85 = 1,147,825.55 : x
  2. Step 2: Convert to fraction form
    1,974,889.42/2,724,575.85 = 1,147,825.55/x
  3. Step 3: Cross multiply
    1,974,889.42x = 2,724,575.85 × 1,147,825.55
  4. Step 4: Simplify right side
    1,974,889.42x = 3,127,337,780,354.41
  5. Step 5: Solve for x
    x = 3,127,337,780,354.41/1,974,889.42
  6. Step 6: Final answer
    x = 1,583,550.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.