Home / 2,170,312.32-3,255,876.72-873,563.76

Finding the Fourth Proportional to 2,170,312.32, 3,255,876.72 and 873,563.76

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Solution

The fourth proportional to 2,170,312.32, 3,255,876.72 and 873,563.76 is: 1,310,509.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,312.32 : 3,255,876.72 = 873,563.76 : x
  2. Step 2: Convert to fraction form
    2,170,312.32/3,255,876.72 = 873,563.76/x
  3. Step 3: Cross multiply
    2,170,312.32x = 3,255,876.72 × 873,563.76
  4. Step 4: Simplify right side
    2,170,312.32x = 2,844,215,909,619.67
  5. Step 5: Solve for x
    x = 2,844,215,909,619.67/2,170,312.32
  6. Step 6: Final answer
    x = 1,310,509.96

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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.