Home / 3,870,017.73-5,340,489.95-2,493,419.48

Finding the Fourth Proportional to 3,870,017.73, 5,340,489.95 and 2,493,419.48

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Solution

The fourth proportional to 3,870,017.73, 5,340,489.95 and 2,493,419.48 is: 3,440,832.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,017.73 : 5,340,489.95 = 2,493,419.48 : x
  2. Step 2: Convert to fraction form
    3,870,017.73/5,340,489.95 = 2,493,419.48/x
  3. Step 3: Cross multiply
    3,870,017.73x = 5,340,489.95 × 2,493,419.48
  4. Step 4: Simplify right side
    3,870,017.73x = 13,316,081,634,904.68
  5. Step 5: Solve for x
    x = 13,316,081,634,904.68/3,870,017.73
  6. Step 6: Final answer
    x = 3,440,832.20

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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.