Home / 1,309,261.62-1,806,852.51-736,335.66

Finding the Fourth Proportional to 1,309,261.62, 1,806,852.51 and 736,335.66

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Solution

The fourth proportional to 1,309,261.62, 1,806,852.51 and 736,335.66 is: 1,016,183.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,261.62 : 1,806,852.51 = 736,335.66 : x
  2. Step 2: Convert to fraction form
    1,309,261.62/1,806,852.51 = 736,335.66/x
  3. Step 3: Cross multiply
    1,309,261.62x = 1,806,852.51 × 736,335.66
  4. Step 4: Simplify right side
    1,309,261.62x = 1,330,449,935,473.51
  5. Step 5: Solve for x
    x = 1,330,449,935,473.51/1,309,261.62
  6. Step 6: Final answer
    x = 1,016,183.41

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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.