Home / 1,493,992.80-2,238,316.20-908,686.80

Finding the Fourth Proportional to 1,493,992.80, 2,238,316.20 and 908,686.80

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Solution

The fourth proportional to 1,493,992.80, 2,238,316.20 and 908,686.80 is: 1,361,404.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,992.80 : 2,238,316.20 = 908,686.80 : x
  2. Step 2: Convert to fraction form
    1,493,992.80/2,238,316.20 = 908,686.80/x
  3. Step 3: Cross multiply
    1,493,992.80x = 2,238,316.20 × 908,686.80
  4. Step 4: Simplify right side
    1,493,992.80x = 2,033,928,385,166.16
  5. Step 5: Solve for x
    x = 2,033,928,385,166.16/1,493,992.80
  6. Step 6: Final answer
    x = 1,361,404.41

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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.