Home / 2,170,674.72-3,255,973.20-891,004.32

Finding the Fourth Proportional to 2,170,674.72, 3,255,973.20 and 891,004.32

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Solution

The fourth proportional to 2,170,674.72, 3,255,973.20 and 891,004.32 is: 1,336,490.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,674.72 : 3,255,973.20 = 891,004.32 : x
  2. Step 2: Convert to fraction form
    2,170,674.72/3,255,973.20 = 891,004.32/x
  3. Step 3: Cross multiply
    2,170,674.72x = 3,255,973.20 × 891,004.32
  4. Step 4: Simplify right side
    2,170,674.72x = 2,901,086,187,004.22
  5. Step 5: Solve for x
    x = 2,901,086,187,004.22/2,170,674.72
  6. Step 6: Final answer
    x = 1,336,490.52

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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.