Home / 4,886,515.95-7,331,806.88-2,152,664.20

Finding the Fourth Proportional to 4,886,515.95, 7,331,806.88 and 2,152,664.20

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Solution

The fourth proportional to 4,886,515.95, 7,331,806.88 and 2,152,664.20 is: 3,229,891.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886,515.95 : 7,331,806.88 = 2,152,664.20 : x
  2. Step 2: Convert to fraction form
    4,886,515.95/7,331,806.88 = 2,152,664.20/x
  3. Step 3: Cross multiply
    4,886,515.95x = 7,331,806.88 × 2,152,664.20
  4. Step 4: Simplify right side
    4,886,515.95x = 15,782,918,144,467.34
  5. Step 5: Solve for x
    x = 15,782,918,144,467.34/4,886,515.95
  6. Step 6: Final answer
    x = 3,229,891.87

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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.