Home / 1,289,882.59-1,934,867.55-343,254.22

Finding the Fourth Proportional to 1,289,882.59, 1,934,867.55 and 343,254.22

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Solution

The fourth proportional to 1,289,882.59, 1,934,867.55 and 343,254.22 is: 514,892.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,882.59 : 1,934,867.55 = 343,254.22 : x
  2. Step 2: Convert to fraction form
    1,289,882.59/1,934,867.55 = 343,254.22/x
  3. Step 3: Cross multiply
    1,289,882.59x = 1,934,867.55 × 343,254.22
  4. Step 4: Simplify right side
    1,289,882.59x = 664,151,442,004.22
  5. Step 5: Solve for x
    x = 664,151,442,004.22/1,289,882.59
  6. Step 6: Final answer
    x = 514,892.94

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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.