Home / 2,674,115.22-4,010,778.26-780,348.18

Finding the Fourth Proportional to 2,674,115.22, 4,010,778.26 and 780,348.18

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Solution

The fourth proportional to 2,674,115.22, 4,010,778.26 and 780,348.18 is: 1,170,407.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674,115.22 : 4,010,778.26 = 780,348.18 : x
  2. Step 2: Convert to fraction form
    2,674,115.22/4,010,778.26 = 780,348.18/x
  3. Step 3: Cross multiply
    2,674,115.22x = 4,010,778.26 × 780,348.18
  4. Step 4: Simplify right side
    2,674,115.22x = 3,129,803,515,574.57
  5. Step 5: Solve for x
    x = 3,129,803,515,574.57/2,674,115.22
  6. Step 6: Final answer
    x = 1,170,407.13

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1.5x scale

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.