Home / 2,674,645.47-3,691,010.75-1,528,750.42

Finding the Fourth Proportional to 2,674,645.47, 3,691,010.75 and 1,528,750.42

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Solution

The fourth proportional to 2,674,645.47, 3,691,010.75 and 1,528,750.42 is: 2,109,675.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674,645.47 : 3,691,010.75 = 1,528,750.42 : x
  2. Step 2: Convert to fraction form
    2,674,645.47/3,691,010.75 = 1,528,750.42/x
  3. Step 3: Cross multiply
    2,674,645.47x = 3,691,010.75 × 1,528,750.42
  4. Step 4: Simplify right side
    2,674,645.47x = 5,642,634,226,997.58
  5. Step 5: Solve for x
    x = 5,642,634,226,997.58/2,674,645.47
  6. Step 6: Final answer
    x = 2,109,675.58

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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.