Home / 3,759,258.48-5,187,720.78-2,127,975.24

Finding the Fourth Proportional to 3,759,258.48, 5,187,720.78 and 2,127,975.24

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Solution

The fourth proportional to 3,759,258.48, 5,187,720.78 and 2,127,975.24 is: 2,936,574.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,258.48 : 5,187,720.78 = 2,127,975.24 : x
  2. Step 2: Convert to fraction form
    3,759,258.48/5,187,720.78 = 2,127,975.24/x
  3. Step 3: Cross multiply
    3,759,258.48x = 5,187,720.78 × 2,127,975.24
  4. Step 4: Simplify right side
    3,759,258.48x = 11,039,341,371,873.49
  5. Step 5: Solve for x
    x = 11,039,341,371,873.49/3,759,258.48
  6. Step 6: Final answer
    x = 2,936,574.18

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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.