Home / 2,871,275.78-4,307,661.30-1,074,299.78

Finding the Fourth Proportional to 2,871,275.78, 4,307,661.30 and 1,074,299.78

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Solution

The fourth proportional to 2,871,275.78, 4,307,661.30 and 1,074,299.78 is: 1,611,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,275.78 : 4,307,661.30 = 1,074,299.78 : x
  2. Step 2: Convert to fraction form
    2,871,275.78/4,307,661.30 = 1,074,299.78/x
  3. Step 3: Cross multiply
    2,871,275.78x = 4,307,661.30 × 1,074,299.78
  4. Step 4: Simplify right side
    2,871,275.78x = 4,627,719,586,904.51
  5. Step 5: Solve for x
    x = 4,627,719,586,904.51/2,871,275.78
  6. Step 6: Final answer
    x = 1,611,729.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.