Home / 1,483,060.64-2,046,639.78-871,239.20

Finding the Fourth Proportional to 1,483,060.64, 2,046,639.78 and 871,239.20

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Solution

The fourth proportional to 1,483,060.64, 2,046,639.78 and 871,239.20 is: 1,202,319.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,060.64 : 2,046,639.78 = 871,239.20 : x
  2. Step 2: Convert to fraction form
    1,483,060.64/2,046,639.78 = 871,239.20/x
  3. Step 3: Cross multiply
    1,483,060.64x = 2,046,639.78 × 871,239.20
  4. Step 4: Simplify right side
    1,483,060.64x = 1,783,112,794,382.18
  5. Step 5: Solve for x
    x = 1,783,112,794,382.18/1,483,060.64
  6. Step 6: Final answer
    x = 1,202,319.55

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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.