Home / 1,991,725.56-2,748,568.32-1,132,286.04

Finding the Fourth Proportional to 1,991,725.56, 2,748,568.32 and 1,132,286.04

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Solution

The fourth proportional to 1,991,725.56, 2,748,568.32 and 1,132,286.04 is: 1,562,547.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,991,725.56 : 2,748,568.32 = 1,132,286.04 : x
  2. Step 2: Convert to fraction form
    1,991,725.56/2,748,568.32 = 1,132,286.04/x
  3. Step 3: Cross multiply
    1,991,725.56x = 2,748,568.32 × 1,132,286.04
  4. Step 4: Simplify right side
    1,991,725.56x = 3,112,165,538,722.25
  5. Step 5: Solve for x
    x = 3,112,165,538,722.25/1,991,725.56
  6. Step 6: Final answer
    x = 1,562,547.37

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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.