Home / 1,644,967.85-2,467,494.14-780,200.71

Finding the Fourth Proportional to 1,644,967.85, 2,467,494.14 and 780,200.71

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Solution

The fourth proportional to 1,644,967.85, 2,467,494.14 and 780,200.71 is: 1,170,321.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,967.85 : 2,467,494.14 = 780,200.71 : x
  2. Step 2: Convert to fraction form
    1,644,967.85/2,467,494.14 = 780,200.71/x
  3. Step 3: Cross multiply
    1,644,967.85x = 2,467,494.14 × 780,200.71
  4. Step 4: Simplify right side
    1,644,967.85x = 1,925,140,674,267.73
  5. Step 5: Solve for x
    x = 1,925,140,674,267.73/1,644,967.85
  6. Step 6: Final answer
    x = 1,170,321.16

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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.