Home / 2,947,324.50-4,420,986.51-817,408.59

Finding the Fourth Proportional to 2,947,324.50, 4,420,986.51 and 817,408.59

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Solution

The fourth proportional to 2,947,324.50, 4,420,986.51 and 817,408.59 is: 1,226,112.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,324.50 : 4,420,986.51 = 817,408.59 : x
  2. Step 2: Convert to fraction form
    2,947,324.50/4,420,986.51 = 817,408.59/x
  3. Step 3: Cross multiply
    2,947,324.50x = 4,420,986.51 × 817,408.59
  4. Step 4: Simplify right side
    2,947,324.50x = 3,613,752,349,548.12
  5. Step 5: Solve for x
    x = 3,613,752,349,548.12/2,947,324.50
  6. Step 6: Final answer
    x = 1,226,112.82

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1.5x scale

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.