Home / 2,520,833.32-3,478,791.45-1,374,913.66

Finding the Fourth Proportional to 2,520,833.32, 3,478,791.45 and 1,374,913.66

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Solution

The fourth proportional to 2,520,833.32, 3,478,791.45 and 1,374,913.66 is: 1,897,403.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,833.32 : 3,478,791.45 = 1,374,913.66 : x
  2. Step 2: Convert to fraction form
    2,520,833.32/3,478,791.45 = 1,374,913.66/x
  3. Step 3: Cross multiply
    2,520,833.32x = 3,478,791.45 × 1,374,913.66
  4. Step 4: Simplify right side
    2,520,833.32x = 4,783,037,884,896.21
  5. Step 5: Solve for x
    x = 4,783,037,884,896.21/2,520,833.32
  6. Step 6: Final answer
    x = 1,897,403.47

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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.