Home / 1,510,938.26-2,266,496.22-431,367.83

Finding the Fourth Proportional to 1,510,938.26, 2,266,496.22 and 431,367.83

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Solution

The fourth proportional to 1,510,938.26, 2,266,496.22 and 431,367.83 is: 647,077.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,938.26 : 2,266,496.22 = 431,367.83 : x
  2. Step 2: Convert to fraction form
    1,510,938.26/2,266,496.22 = 431,367.83/x
  3. Step 3: Cross multiply
    1,510,938.26x = 2,266,496.22 × 431,367.83
  4. Step 4: Simplify right side
    1,510,938.26x = 977,693,556,124.60
  5. Step 5: Solve for x
    x = 977,693,556,124.60/1,510,938.26
  6. Step 6: Final answer
    x = 647,077.11

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1.5x scale

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.