Home / 5,122,671.68-7,069,308.96-2,799,611.84

Finding the Fourth Proportional to 5,122,671.68, 7,069,308.96 and 2,799,611.84

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Solution

The fourth proportional to 5,122,671.68, 7,069,308.96 and 2,799,611.84 is: 3,863,476.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122,671.68 : 7,069,308.96 = 2,799,611.84 : x
  2. Step 2: Convert to fraction form
    5,122,671.68/7,069,308.96 = 2,799,611.84/x
  3. Step 3: Cross multiply
    5,122,671.68x = 7,069,308.96 × 2,799,611.84
  4. Step 4: Simplify right side
    5,122,671.68x = 19,791,321,065,034.09
  5. Step 5: Solve for x
    x = 19,791,321,065,034.09/5,122,671.68
  6. Step 6: Final answer
    x = 3,863,476.39

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1.5x scale

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.