Home / 3,828,419.60-5,282,981-2,109,443.92

Finding the Fourth Proportional to 3,828,419.60, 5,282,981 and 2,109,443.92

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Solution

The fourth proportional to 3,828,419.60, 5,282,981 and 2,109,443.92 is: 2,910,901.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,419.60 : 5,282,981 = 2,109,443.92 : x
  2. Step 2: Convert to fraction form
    3,828,419.60/5,282,981 = 2,109,443.92/x
  3. Step 3: Cross multiply
    3,828,419.60x = 5,282,981 × 2,109,443.92
  4. Step 4: Simplify right side
    3,828,419.60x = 11,144,152,149,925.52
  5. Step 5: Solve for x
    x = 11,144,152,149,925.52/3,828,419.60
  6. Step 6: Final answer
    x = 2,910,901.45

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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.