Home / 3,148,256.90-4,727,634.15-2,087,999.30

Finding the Fourth Proportional to 3,148,256.90, 4,727,634.15 and 2,087,999.30

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Solution

The fourth proportional to 3,148,256.90, 4,727,634.15 and 2,087,999.30 is: 3,135,480.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,256.90 : 4,727,634.15 = 2,087,999.30 : x
  2. Step 2: Convert to fraction form
    3,148,256.90/4,727,634.15 = 2,087,999.30/x
  3. Step 3: Cross multiply
    3,148,256.90x = 4,727,634.15 × 2,087,999.30
  4. Step 4: Simplify right side
    3,148,256.90x = 9,871,296,795,856.10
  5. Step 5: Solve for x
    x = 9,871,296,795,856.10/3,148,256.90
  6. Step 6: Final answer
    x = 3,135,480.08

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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.