Home / 1,079,040.38-1,489,075.81-595,605.65

Finding the Fourth Proportional to 1,079,040.38, 1,489,075.81 and 595,605.65

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Solution

The fourth proportional to 1,079,040.38, 1,489,075.81 and 595,605.65 is: 821,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,040.38 : 1,489,075.81 = 595,605.65 : x
  2. Step 2: Convert to fraction form
    1,079,040.38/1,489,075.81 = 595,605.65/x
  3. Step 3: Cross multiply
    1,079,040.38x = 1,489,075.81 × 595,605.65
  4. Step 4: Simplify right side
    1,079,040.38x = 886,901,965,714.33
  5. Step 5: Solve for x
    x = 886,901,965,714.33/1,079,040.38
  6. Step 6: Final answer
    x = 821,935.84

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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.