Home / 1,805,681.45-2,707,734.75-682,963.13

Finding the Fourth Proportional to 1,805,681.45, 2,707,734.75 and 682,963.13

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Solution

The fourth proportional to 1,805,681.45, 2,707,734.75 and 682,963.13 is: 1,024,146.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,681.45 : 2,707,734.75 = 682,963.13 : x
  2. Step 2: Convert to fraction form
    1,805,681.45/2,707,734.75 = 682,963.13/x
  3. Step 3: Cross multiply
    1,805,681.45x = 2,707,734.75 × 682,963.13
  4. Step 4: Simplify right side
    1,805,681.45x = 1,849,282,986,531.09
  5. Step 5: Solve for x
    x = 1,849,282,986,531.09/1,805,681.45
  6. Step 6: Final answer
    x = 1,024,146.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.