Home / 3,875,562.92-5,809,981.35-1,954,870.79

Finding the Fourth Proportional to 3,875,562.92, 5,809,981.35 and 1,954,870.79

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Solution

The fourth proportional to 3,875,562.92, 5,809,981.35 and 1,954,870.79 is: 2,930,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,562.92 : 5,809,981.35 = 1,954,870.79 : x
  2. Step 2: Convert to fraction form
    3,875,562.92/5,809,981.35 = 1,954,870.79/x
  3. Step 3: Cross multiply
    3,875,562.92x = 5,809,981.35 × 1,954,870.79
  4. Step 4: Simplify right side
    3,875,562.92x = 11,357,762,864,283.39
  5. Step 5: Solve for x
    x = 11,357,762,864,283.39/3,875,562.92
  6. Step 6: Final answer
    x = 2,930,609.85

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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.