Home / 1,581,676.88-2,182,754.66-970,167.51

Finding the Fourth Proportional to 1,581,676.88, 2,182,754.66 and 970,167.51

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Solution

The fourth proportional to 1,581,676.88, 2,182,754.66 and 970,167.51 is: 1,338,856.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,676.88 : 2,182,754.66 = 970,167.51 : x
  2. Step 2: Convert to fraction form
    1,581,676.88/2,182,754.66 = 970,167.51/x
  3. Step 3: Cross multiply
    1,581,676.88x = 2,182,754.66 × 970,167.51
  4. Step 4: Simplify right side
    1,581,676.88x = 2,117,637,648,582.26
  5. Step 5: Solve for x
    x = 2,117,637,648,582.26/1,581,676.88
  6. Step 6: Final answer
    x = 1,338,856.05

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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.