Home / 1,642,386.22-2,463,008.74-914,020.90

Finding the Fourth Proportional to 1,642,386.22, 2,463,008.74 and 914,020.90

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Solution

The fourth proportional to 1,642,386.22, 2,463,008.74 and 914,020.90 is: 1,370,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,386.22 : 2,463,008.74 = 914,020.90 : x
  2. Step 2: Convert to fraction form
    1,642,386.22/2,463,008.74 = 914,020.90/x
  3. Step 3: Cross multiply
    1,642,386.22x = 2,463,008.74 × 914,020.90
  4. Step 4: Simplify right side
    1,642,386.22x = 2,251,241,456,800.09
  5. Step 5: Solve for x
    x = 2,251,241,456,800.09/1,642,386.22
  6. Step 6: Final answer
    x = 1,370,713.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.