Home / 3,279,285.28-4,886,327.36-2,921,550.40

Finding the Fourth Proportional to 3,279,285.28, 4,886,327.36 and 2,921,550.40

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Solution

The fourth proportional to 3,279,285.28, 4,886,327.36 and 2,921,550.40 is: 4,353,281.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,285.28 : 4,886,327.36 = 2,921,550.40 : x
  2. Step 2: Convert to fraction form
    3,279,285.28/4,886,327.36 = 2,921,550.40/x
  3. Step 3: Cross multiply
    3,279,285.28x = 4,886,327.36 × 2,921,550.40
  4. Step 4: Simplify right side
    3,279,285.28x = 14,275,651,653,138.95
  5. Step 5: Solve for x
    x = 14,275,651,653,138.95/3,279,285.28
  6. Step 6: Final answer
    x = 4,353,281.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.