Home / 3,564,296.80-5,346,445.20-2,147,120.80

Finding the Fourth Proportional to 3,564,296.80, 5,346,445.20 and 2,147,120.80

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Solution

The fourth proportional to 3,564,296.80, 5,346,445.20 and 2,147,120.80 is: 3,220,681.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,296.80 : 5,346,445.20 = 2,147,120.80 : x
  2. Step 2: Convert to fraction form
    3,564,296.80/5,346,445.20 = 2,147,120.80/x
  3. Step 3: Cross multiply
    3,564,296.80x = 5,346,445.20 × 2,147,120.80
  4. Step 4: Simplify right side
    3,564,296.80x = 11,479,463,694,980.16
  5. Step 5: Solve for x
    x = 11,479,463,694,980.16/3,564,296.80
  6. Step 6: Final answer
    x = 3,220,681.20

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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.