Home / 3,275,774.10-4,518,161.64-2,171,207.88

Finding the Fourth Proportional to 3,275,774.10, 4,518,161.64 and 2,171,207.88

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Solution

The fourth proportional to 3,275,774.10, 4,518,161.64 and 2,171,207.88 is: 2,994,671.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,774.10 : 4,518,161.64 = 2,171,207.88 : x
  2. Step 2: Convert to fraction form
    3,275,774.10/4,518,161.64 = 2,171,207.88/x
  3. Step 3: Cross multiply
    3,275,774.10x = 4,518,161.64 × 2,171,207.88
  4. Step 4: Simplify right side
    3,275,774.10x = 9,809,868,155,881.72
  5. Step 5: Solve for x
    x = 9,809,868,155,881.72/3,275,774.10
  6. Step 6: Final answer
    x = 2,994,671.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.