Home / 2,486,645.21-3,729,967.83-889,111.44

Finding the Fourth Proportional to 2,486,645.21, 3,729,967.83 and 889,111.44

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Solution

The fourth proportional to 2,486,645.21, 3,729,967.83 and 889,111.44 is: 1,333,667.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,645.21 : 3,729,967.83 = 889,111.44 : x
  2. Step 2: Convert to fraction form
    2,486,645.21/3,729,967.83 = 889,111.44/x
  3. Step 3: Cross multiply
    2,486,645.21x = 3,729,967.83 × 889,111.44
  4. Step 4: Simplify right side
    2,486,645.21x = 3,316,357,068,484.98
  5. Step 5: Solve for x
    x = 3,316,357,068,484.98/2,486,645.21
  6. Step 6: Final answer
    x = 1,333,667.16

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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.