Home / 1,568,066.68-2,161,641.53-1,108,370.22

Finding the Fourth Proportional to 1,568,066.68, 2,161,641.53 and 1,108,370.22

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Solution

The fourth proportional to 1,568,066.68, 2,161,641.53 and 1,108,370.22 is: 1,527,931.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,066.68 : 2,161,641.53 = 1,108,370.22 : x
  2. Step 2: Convert to fraction form
    1,568,066.68/2,161,641.53 = 1,108,370.22/x
  3. Step 3: Cross multiply
    1,568,066.68x = 2,161,641.53 × 1,108,370.22
  4. Step 4: Simplify right side
    1,568,066.68x = 2,395,899,087,359.03
  5. Step 5: Solve for x
    x = 2,395,899,087,359.03/1,568,066.68
  6. Step 6: Final answer
    x = 1,527,931.89

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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.