Home / 1,515,401.92-2,091,525.52-903,594.08

Finding the Fourth Proportional to 1,515,401.92, 2,091,525.52 and 903,594.08

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Solution

The fourth proportional to 1,515,401.92, 2,091,525.52 and 903,594.08 is: 1,247,121.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,401.92 : 2,091,525.52 = 903,594.08 : x
  2. Step 2: Convert to fraction form
    1,515,401.92/2,091,525.52 = 903,594.08/x
  3. Step 3: Cross multiply
    1,515,401.92x = 2,091,525.52 × 903,594.08
  4. Step 4: Simplify right side
    1,515,401.92x = 1,889,890,078,040.92
  5. Step 5: Solve for x
    x = 1,889,890,078,040.92/1,515,401.92
  6. Step 6: Final answer
    x = 1,247,121.34

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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.