Home / 2,397,135.66-3,307,920.59-1,309,391.72

Finding the Fourth Proportional to 2,397,135.66, 3,307,920.59 and 1,309,391.72

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Solution

The fourth proportional to 2,397,135.66, 3,307,920.59 and 1,309,391.72 is: 1,806,891.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,135.66 : 3,307,920.59 = 1,309,391.72 : x
  2. Step 2: Convert to fraction form
    2,397,135.66/3,307,920.59 = 1,309,391.72/x
  3. Step 3: Cross multiply
    2,397,135.66x = 3,307,920.59 × 1,309,391.72
  4. Step 4: Simplify right side
    2,397,135.66x = 4,331,363,830,963.51
  5. Step 5: Solve for x
    x = 4,331,363,830,963.51/2,397,135.66
  6. Step 6: Final answer
    x = 1,806,891.41

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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.