Home / 1,114,213.90-1,537,600.29-630,766.66

Finding the Fourth Proportional to 1,114,213.90, 1,537,600.29 and 630,766.66

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Solution

The fourth proportional to 1,114,213.90, 1,537,600.29 and 630,766.66 is: 870,449.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,213.90 : 1,537,600.29 = 630,766.66 : x
  2. Step 2: Convert to fraction form
    1,114,213.90/1,537,600.29 = 630,766.66/x
  3. Step 3: Cross multiply
    1,114,213.90x = 1,537,600.29 × 630,766.66
  4. Step 4: Simplify right side
    1,114,213.90x = 969,866,999,338.33
  5. Step 5: Solve for x
    x = 969,866,999,338.33/1,114,213.90
  6. Step 6: Final answer
    x = 870,449.56

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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.