Home / 1,147,167.03-1,719,200.47-436,807.56

Finding the Fourth Proportional to 1,147,167.03, 1,719,200.47 and 436,807.56

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Solution

The fourth proportional to 1,147,167.03, 1,719,200.47 and 436,807.56 is: 654,621.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,167.03 : 1,719,200.47 = 436,807.56 : x
  2. Step 2: Convert to fraction form
    1,147,167.03/1,719,200.47 = 436,807.56/x
  3. Step 3: Cross multiply
    1,147,167.03x = 1,719,200.47 × 436,807.56
  4. Step 4: Simplify right side
    1,147,167.03x = 750,959,764,583.04
  5. Step 5: Solve for x
    x = 750,959,764,583.04/1,147,167.03
  6. Step 6: Final answer
    x = 654,621.12

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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.