Home / 3,081,019.47-4,250,374.05-1,993,642.03

Finding the Fourth Proportional to 3,081,019.47, 4,250,374.05 and 1,993,642.03

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Solution

The fourth proportional to 3,081,019.47, 4,250,374.05 and 1,993,642.03 is: 2,750,298.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,019.47 : 4,250,374.05 = 1,993,642.03 : x
  2. Step 2: Convert to fraction form
    3,081,019.47/4,250,374.05 = 1,993,642.03/x
  3. Step 3: Cross multiply
    3,081,019.47x = 4,250,374.05 × 1,993,642.03
  4. Step 4: Simplify right side
    3,081,019.47x = 8,473,724,349,301.32
  5. Step 5: Solve for x
    x = 8,473,724,349,301.32/3,081,019.47
  6. Step 6: Final answer
    x = 2,750,298.86

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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.