Home / 3,552,812.60-5,329,218.90-1,309,825.40

Finding the Fourth Proportional to 3,552,812.60, 5,329,218.90 and 1,309,825.40

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Solution

The fourth proportional to 3,552,812.60, 5,329,218.90 and 1,309,825.40 is: 1,964,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,812.60 : 5,329,218.90 = 1,309,825.40 : x
  2. Step 2: Convert to fraction form
    3,552,812.60/5,329,218.90 = 1,309,825.40/x
  3. Step 3: Cross multiply
    3,552,812.60x = 5,329,218.90 × 1,309,825.40
  4. Step 4: Simplify right side
    3,552,812.60x = 6,980,346,277,380.06
  5. Step 5: Solve for x
    x = 6,980,346,277,380.06/3,552,812.60
  6. Step 6: Final answer
    x = 1,964,738.10

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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.