Home / 1,522,856.68-2,101,511.78-843,798.76

Finding the Fourth Proportional to 1,522,856.68, 2,101,511.78 and 843,798.76

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Solution

The fourth proportional to 1,522,856.68, 2,101,511.78 and 843,798.76 is: 1,164,425.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,856.68 : 2,101,511.78 = 843,798.76 : x
  2. Step 2: Convert to fraction form
    1,522,856.68/2,101,511.78 = 843,798.76/x
  3. Step 3: Cross multiply
    1,522,856.68x = 2,101,511.78 × 843,798.76
  4. Step 4: Simplify right side
    1,522,856.68x = 1,773,253,034,089.39
  5. Step 5: Solve for x
    x = 1,773,253,034,089.39/1,522,856.68
  6. Step 6: Final answer
    x = 1,164,425.42

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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.