Home / 3,561,429.02-5,342,104.08-865,756.80

Finding the Fourth Proportional to 3,561,429.02, 5,342,104.08 and 865,756.80

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Solution

The fourth proportional to 3,561,429.02, 5,342,104.08 and 865,756.80 is: 1,298,625.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,429.02 : 5,342,104.08 = 865,756.80 : x
  2. Step 2: Convert to fraction form
    3,561,429.02/5,342,104.08 = 865,756.80/x
  3. Step 3: Cross multiply
    3,561,429.02x = 5,342,104.08 × 865,756.80
  4. Step 4: Simplify right side
    3,561,429.02x = 4,624,962,933,567.74
  5. Step 5: Solve for x
    x = 4,624,962,933,567.74/3,561,429.02
  6. Step 6: Final answer
    x = 1,298,625.61

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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.