Home / 3,464,965.79-4,781,624.82-1,916,292.72

Finding the Fourth Proportional to 3,464,965.79, 4,781,624.82 and 1,916,292.72

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Solution

The fourth proportional to 3,464,965.79, 4,781,624.82 and 1,916,292.72 is: 2,644,468.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464,965.79 : 4,781,624.82 = 1,916,292.72 : x
  2. Step 2: Convert to fraction form
    3,464,965.79/4,781,624.82 = 1,916,292.72/x
  3. Step 3: Cross multiply
    3,464,965.79x = 4,781,624.82 × 1,916,292.72
  4. Step 4: Simplify right side
    3,464,965.79x = 9,162,992,832,337.31
  5. Step 5: Solve for x
    x = 9,162,992,832,337.31/3,464,965.79
  6. Step 6: Final answer
    x = 2,644,468.49

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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.