Home / 2,120,894.84-3,181,342.26-773,158.52

Finding the Fourth Proportional to 2,120,894.84, 3,181,342.26 and 773,158.52

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Solution

The fourth proportional to 2,120,894.84, 3,181,342.26 and 773,158.52 is: 1,159,737.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,894.84 : 3,181,342.26 = 773,158.52 : x
  2. Step 2: Convert to fraction form
    2,120,894.84/3,181,342.26 = 773,158.52/x
  3. Step 3: Cross multiply
    2,120,894.84x = 3,181,342.26 × 773,158.52
  4. Step 4: Simplify right side
    2,120,894.84x = 2,459,681,873,355.06
  5. Step 5: Solve for x
    x = 2,459,681,873,355.06/2,120,894.84
  6. Step 6: Final answer
    x = 1,159,737.78

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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.