Home / 3,429,503.57-4,733,104.65-1,979,588.18

Finding the Fourth Proportional to 3,429,503.57, 4,733,104.65 and 1,979,588.18

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Solution

The fourth proportional to 3,429,503.57, 4,733,104.65 and 1,979,588.18 is: 2,732,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,503.57 : 4,733,104.65 = 1,979,588.18 : x
  2. Step 2: Convert to fraction form
    3,429,503.57/4,733,104.65 = 1,979,588.18/x
  3. Step 3: Cross multiply
    3,429,503.57x = 4,733,104.65 × 1,979,588.18
  4. Step 4: Simplify right side
    3,429,503.57x = 9,369,598,019,843.04
  5. Step 5: Solve for x
    x = 9,369,598,019,843.04/3,429,503.57
  6. Step 6: Final answer
    x = 2,732,056.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.