Home / 1,988,693.24-2,741,988.94-1,547,296.16

Finding the Fourth Proportional to 1,988,693.24, 2,741,988.94 and 1,547,296.16

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Solution

The fourth proportional to 1,988,693.24, 2,741,988.94 and 1,547,296.16 is: 2,133,395.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,693.24 : 2,741,988.94 = 1,547,296.16 : x
  2. Step 2: Convert to fraction form
    1,988,693.24/2,741,988.94 = 1,547,296.16/x
  3. Step 3: Cross multiply
    1,988,693.24x = 2,741,988.94 × 1,547,296.16
  4. Step 4: Simplify right side
    1,988,693.24x = 4,242,668,948,749.83
  5. Step 5: Solve for x
    x = 4,242,668,948,749.83/1,988,693.24
  6. Step 6: Final answer
    x = 2,133,395.37

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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.