Home / 3,719,988.55-5,133,409.47-2,066,242.87

Finding the Fourth Proportional to 3,719,988.55, 5,133,409.47 and 2,066,242.87

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Solution

The fourth proportional to 3,719,988.55, 5,133,409.47 and 2,066,242.87 is: 2,851,318.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719,988.55 : 5,133,409.47 = 2,066,242.87 : x
  2. Step 2: Convert to fraction form
    3,719,988.55/5,133,409.47 = 2,066,242.87/x
  3. Step 3: Cross multiply
    3,719,988.55x = 5,133,409.47 × 2,066,242.87
  4. Step 4: Simplify right side
    3,719,988.55x = 10,606,870,716,177.98
  5. Step 5: Solve for x
    x = 10,606,870,716,177.98/3,719,988.55
  6. Step 6: Final answer
    x = 2,851,318.11

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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.