Home / 3,479,776-4,802,081.06-1,931,271.48

Finding the Fourth Proportional to 3,479,776, 4,802,081.06 and 1,931,271.48

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Solution

The fourth proportional to 3,479,776, 4,802,081.06 and 1,931,271.48 is: 2,665,149.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,776 : 4,802,081.06 = 1,931,271.48 : x
  2. Step 2: Convert to fraction form
    3,479,776/4,802,081.06 = 1,931,271.48/x
  3. Step 3: Cross multiply
    3,479,776x = 4,802,081.06 × 1,931,271.48
  4. Step 4: Simplify right side
    3,479,776x = 9,274,122,195,826.17
  5. Step 5: Solve for x
    x = 9,274,122,195,826.17/3,479,776
  6. Step 6: Final answer
    x = 2,665,149.19

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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.