Home / 1,141,809.92-1,712,649.12-343,074.56

Finding the Fourth Proportional to 1,141,809.92, 1,712,649.12 and 343,074.56

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Solution

The fourth proportional to 1,141,809.92, 1,712,649.12 and 343,074.56 is: 514,592.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,809.92 : 1,712,649.12 = 343,074.56 : x
  2. Step 2: Convert to fraction form
    1,141,809.92/1,712,649.12 = 343,074.56/x
  3. Step 3: Cross multiply
    1,141,809.92x = 1,712,649.12 × 343,074.56
  4. Step 4: Simplify right side
    1,141,809.92x = 587,566,343,278.39
  5. Step 5: Solve for x
    x = 587,566,343,278.39/1,141,809.92
  6. Step 6: Final answer
    x = 514,592.08

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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.