Home / 5,260,209.20-7,884,870.60-2,858,980.40

Finding the Fourth Proportional to 5,260,209.20, 7,884,870.60 and 2,858,980.40

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Solution

The fourth proportional to 5,260,209.20, 7,884,870.60 and 2,858,980.40 is: 4,285,512.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260,209.20 : 7,884,870.60 = 2,858,980.40 : x
  2. Step 2: Convert to fraction form
    5,260,209.20/7,884,870.60 = 2,858,980.40/x
  3. Step 3: Cross multiply
    5,260,209.20x = 7,884,870.60 × 2,858,980.40
  4. Step 4: Simplify right side
    5,260,209.20x = 22,542,690,501,936.24
  5. Step 5: Solve for x
    x = 22,542,690,501,936.24/5,260,209.20
  6. Step 6: Final answer
    x = 4,285,512.16

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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.