Home / 3,416,129.80-5,124,194.70-2,159,528.20

Finding the Fourth Proportional to 3,416,129.80, 5,124,194.70 and 2,159,528.20

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Solution

The fourth proportional to 3,416,129.80, 5,124,194.70 and 2,159,528.20 is: 3,239,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,129.80 : 5,124,194.70 = 2,159,528.20 : x
  2. Step 2: Convert to fraction form
    3,416,129.80/5,124,194.70 = 2,159,528.20/x
  3. Step 3: Cross multiply
    3,416,129.80x = 5,124,194.70 × 2,159,528.20
  4. Step 4: Simplify right side
    3,416,129.80x = 11,065,842,956,940.54
  5. Step 5: Solve for x
    x = 11,065,842,956,940.54/3,416,129.80
  6. Step 6: Final answer
    x = 3,239,292.30

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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.