Home / 3,875,988.06-5,348,679.81-2,133,621.57

Finding the Fourth Proportional to 3,875,988.06, 5,348,679.81 and 2,133,621.57

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Solution

The fourth proportional to 3,875,988.06, 5,348,679.81 and 2,133,621.57 is: 2,944,296.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,988.06 : 5,348,679.81 = 2,133,621.57 : x
  2. Step 2: Convert to fraction form
    3,875,988.06/5,348,679.81 = 2,133,621.57/x
  3. Step 3: Cross multiply
    3,875,988.06x = 5,348,679.81 × 2,133,621.57
  4. Step 4: Simplify right side
    3,875,988.06x = 11,412,058,613,639.50
  5. Step 5: Solve for x
    x = 11,412,058,613,639.50/3,875,988.06
  6. Step 6: Final answer
    x = 2,944,296.64

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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.