Home / 3,171,825.86-4,375,128.26-1,881,752.63

Finding the Fourth Proportional to 3,171,825.86, 4,375,128.26 and 1,881,752.63

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Solution

The fourth proportional to 3,171,825.86, 4,375,128.26 and 1,881,752.63 is: 2,595,637.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,825.86 : 4,375,128.26 = 1,881,752.63 : x
  2. Step 2: Convert to fraction form
    3,171,825.86/4,375,128.26 = 1,881,752.63/x
  3. Step 3: Cross multiply
    3,171,825.86x = 4,375,128.26 × 1,881,752.63
  4. Step 4: Simplify right side
    3,171,825.86x = 8,232,909,092,671.07
  5. Step 5: Solve for x
    x = 8,232,909,092,671.07/3,171,825.86
  6. Step 6: Final answer
    x = 2,595,637.17

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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.