Home / 1,337,925.51-1,846,338.42-726,078.39

Finding the Fourth Proportional to 1,337,925.51, 1,846,338.42 and 726,078.39

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Solution

The fourth proportional to 1,337,925.51, 1,846,338.42 and 726,078.39 is: 1,001,988.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,925.51 : 1,846,338.42 = 726,078.39 : x
  2. Step 2: Convert to fraction form
    1,337,925.51/1,846,338.42 = 726,078.39/x
  3. Step 3: Cross multiply
    1,337,925.51x = 1,846,338.42 × 726,078.39
  4. Step 4: Simplify right side
    1,337,925.51x = 1,340,586,427,388.74
  5. Step 5: Solve for x
    x = 1,340,586,427,388.74/1,337,925.51
  6. Step 6: Final answer
    x = 1,001,988.84

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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.