Home / 1,127,650.26-1,556,228.22-618,352.65

Finding the Fourth Proportional to 1,127,650.26, 1,556,228.22 and 618,352.65

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Solution

The fourth proportional to 1,127,650.26, 1,556,228.22 and 618,352.65 is: 853,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,650.26 : 1,556,228.22 = 618,352.65 : x
  2. Step 2: Convert to fraction form
    1,127,650.26/1,556,228.22 = 618,352.65/x
  3. Step 3: Cross multiply
    1,127,650.26x = 1,556,228.22 × 618,352.65
  4. Step 4: Simplify right side
    1,127,650.26x = 962,297,843,841.78
  5. Step 5: Solve for x
    x = 962,297,843,841.78/1,127,650.26
  6. Step 6: Final answer
    x = 853,365.51

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Double scale
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1.5x scale

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.