Home / 5,279,948.25-7,286,328.59-2,865,500.25

Finding the Fourth Proportional to 5,279,948.25, 7,286,328.59 and 2,865,500.25

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Solution

The fourth proportional to 5,279,948.25, 7,286,328.59 and 2,865,500.25 is: 3,954,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,948.25 : 7,286,328.59 = 2,865,500.25 : x
  2. Step 2: Convert to fraction form
    5,279,948.25/7,286,328.59 = 2,865,500.25/x
  3. Step 3: Cross multiply
    5,279,948.25x = 7,286,328.59 × 2,865,500.25
  4. Step 4: Simplify right side
    5,279,948.25x = 20,878,976,381,899.64
  5. Step 5: Solve for x
    x = 20,878,976,381,899.64/5,279,948.25
  6. Step 6: Final answer
    x = 3,954,390.35

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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.