Home / 1,998,632.07-2,758,271.13-1,273,805.19

Finding the Fourth Proportional to 1,998,632.07, 2,758,271.13 and 1,273,805.19

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Solution

The fourth proportional to 1,998,632.07, 2,758,271.13 and 1,273,805.19 is: 1,757,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,632.07 : 2,758,271.13 = 1,273,805.19 : x
  2. Step 2: Convert to fraction form
    1,998,632.07/2,758,271.13 = 1,273,805.19/x
  3. Step 3: Cross multiply
    1,998,632.07x = 2,758,271.13 × 1,273,805.19
  4. Step 4: Simplify right side
    1,998,632.07x = 3,513,500,080,821.16
  5. Step 5: Solve for x
    x = 3,513,500,080,821.16/1,998,632.07
  6. Step 6: Final answer
    x = 1,757,952.42

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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.