Home / 1,612,144.14-2,223,499.37-999,953.63

Finding the Fourth Proportional to 1,612,144.14, 2,223,499.37 and 999,953.63

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Solution

The fourth proportional to 1,612,144.14, 2,223,499.37 and 999,953.63 is: 1,379,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,144.14 : 2,223,499.37 = 999,953.63 : x
  2. Step 2: Convert to fraction form
    1,612,144.14/2,223,499.37 = 999,953.63/x
  3. Step 3: Cross multiply
    1,612,144.14x = 2,223,499.37 × 999,953.63
  4. Step 4: Simplify right side
    1,612,144.14x = 2,223,396,266,334.21
  5. Step 5: Solve for x
    x = 2,223,396,266,334.21/1,612,144.14
  6. Step 6: Final answer
    x = 1,379,154.76

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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.