Home / 2,221,981.60-3,332,972.40-1,956,042.40

Finding the Fourth Proportional to 2,221,981.60, 3,332,972.40 and 1,956,042.40

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Solution

The fourth proportional to 2,221,981.60, 3,332,972.40 and 1,956,042.40 is: 2,934,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,981.60 : 3,332,972.40 = 1,956,042.40 : x
  2. Step 2: Convert to fraction form
    2,221,981.60/3,332,972.40 = 1,956,042.40/x
  3. Step 3: Cross multiply
    2,221,981.60x = 3,332,972.40 × 1,956,042.40
  4. Step 4: Simplify right side
    2,221,981.60x = 6,519,435,332,429.76
  5. Step 5: Solve for x
    x = 6,519,435,332,429.76/2,221,981.60
  6. Step 6: Final answer
    x = 2,934,063.60

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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.