Home / 2,134,239.15-3,201,364.20-872,066.78

Finding the Fourth Proportional to 2,134,239.15, 3,201,364.20 and 872,066.78

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Solution

The fourth proportional to 2,134,239.15, 3,201,364.20 and 872,066.78 is: 1,308,102.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,239.15 : 3,201,364.20 = 872,066.78 : x
  2. Step 2: Convert to fraction form
    2,134,239.15/3,201,364.20 = 872,066.78/x
  3. Step 3: Cross multiply
    2,134,239.15x = 3,201,364.20 × 872,066.78
  4. Step 4: Simplify right side
    2,134,239.15x = 2,791,803,369,501.28
  5. Step 5: Solve for x
    x = 2,791,803,369,501.28/2,134,239.15
  6. Step 6: Final answer
    x = 1,308,102.41

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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.