Home / 1,121,708.41-1,682,209.68-363,373.92

Finding the Fourth Proportional to 1,121,708.41, 1,682,209.68 and 363,373.92

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Solution

The fourth proportional to 1,121,708.41, 1,682,209.68 and 363,373.92 is: 544,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,708.41 : 1,682,209.68 = 363,373.92 : x
  2. Step 2: Convert to fraction form
    1,121,708.41/1,682,209.68 = 363,373.92/x
  3. Step 3: Cross multiply
    1,121,708.41x = 1,682,209.68 × 363,373.92
  4. Step 4: Simplify right side
    1,121,708.41x = 611,271,117,272.50
  5. Step 5: Solve for x
    x = 611,271,117,272.50/1,121,708.41
  6. Step 6: Final answer
    x = 544,946.54

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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.