Home / 3,534,365.97-4,877,820.92-2,139,696.32

Finding the Fourth Proportional to 3,534,365.97, 4,877,820.92 and 2,139,696.32

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Solution

The fourth proportional to 3,534,365.97, 4,877,820.92 and 2,139,696.32 is: 2,953,020.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,365.97 : 4,877,820.92 = 2,139,696.32 : x
  2. Step 2: Convert to fraction form
    3,534,365.97/4,877,820.92 = 2,139,696.32/x
  3. Step 3: Cross multiply
    3,534,365.97x = 4,877,820.92 × 2,139,696.32
  4. Step 4: Simplify right side
    3,534,365.97x = 10,437,055,472,143.01
  5. Step 5: Solve for x
    x = 10,437,055,472,143.01/3,534,365.97
  6. Step 6: Final answer
    x = 2,953,020.59

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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.