Home / 1,281,040.75-1,767,683.14-708,003.01

Finding the Fourth Proportional to 1,281,040.75, 1,767,683.14 and 708,003.01

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Solution

The fourth proportional to 1,281,040.75, 1,767,683.14 and 708,003.01 is: 976,959.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,040.75 : 1,767,683.14 = 708,003.01 : x
  2. Step 2: Convert to fraction form
    1,281,040.75/1,767,683.14 = 708,003.01/x
  3. Step 3: Cross multiply
    1,281,040.75x = 1,767,683.14 × 708,003.01
  4. Step 4: Simplify right side
    1,281,040.75x = 1,251,524,983,846.25
  5. Step 5: Solve for x
    x = 1,251,524,983,846.25/1,281,040.75
  6. Step 6: Final answer
    x = 976,959.54

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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.