Home / 1,605,718.22-2,408,674.62-646,170.15

Finding the Fourth Proportional to 1,605,718.22, 2,408,674.62 and 646,170.15

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Solution

The fourth proportional to 1,605,718.22, 2,408,674.62 and 646,170.15 is: 969,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,718.22 : 2,408,674.62 = 646,170.15 : x
  2. Step 2: Convert to fraction form
    1,605,718.22/2,408,674.62 = 646,170.15/x
  3. Step 3: Cross multiply
    1,605,718.22x = 2,408,674.62 × 646,170.15
  4. Step 4: Simplify right side
    1,605,718.22x = 1,556,413,640,506.59
  5. Step 5: Solve for x
    x = 1,556,413,640,506.59/1,605,718.22
  6. Step 6: Final answer
    x = 969,294.38

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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.