Home / 3,195,419.10-4,793,128.65-1,515,803.10

Finding the Fourth Proportional to 3,195,419.10, 4,793,128.65 and 1,515,803.10

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Solution

The fourth proportional to 3,195,419.10, 4,793,128.65 and 1,515,803.10 is: 2,273,704.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195,419.10 : 4,793,128.65 = 1,515,803.10 : x
  2. Step 2: Convert to fraction form
    3,195,419.10/4,793,128.65 = 1,515,803.10/x
  3. Step 3: Cross multiply
    3,195,419.10x = 4,793,128.65 × 1,515,803.10
  4. Step 4: Simplify right side
    3,195,419.10x = 7,265,439,266,368.82
  5. Step 5: Solve for x
    x = 7,265,439,266,368.82/3,195,419.10
  6. Step 6: Final answer
    x = 2,273,704.65

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Similar ratio
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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.