Home / 3,378,965.12-5,068,444.59-1,357,209.35

Finding the Fourth Proportional to 3,378,965.12, 5,068,444.59 and 1,357,209.35

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Solution

The fourth proportional to 3,378,965.12, 5,068,444.59 and 1,357,209.35 is: 2,035,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,965.12 : 5,068,444.59 = 1,357,209.35 : x
  2. Step 2: Convert to fraction form
    3,378,965.12/5,068,444.59 = 1,357,209.35/x
  3. Step 3: Cross multiply
    3,378,965.12x = 5,068,444.59 × 1,357,209.35
  4. Step 4: Simplify right side
    3,378,965.12x = 6,878,940,387,504.92
  5. Step 5: Solve for x
    x = 6,878,940,387,504.92/3,378,965.12
  6. Step 6: Final answer
    x = 2,035,812.78

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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.