Home / 1,124,604.40-1,685,040.36-791,480.56

Finding the Fourth Proportional to 1,124,604.40, 1,685,040.36 and 791,480.56

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Solution

The fourth proportional to 1,124,604.40, 1,685,040.36 and 791,480.56 is: 1,185,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,604.40 : 1,685,040.36 = 791,480.56 : x
  2. Step 2: Convert to fraction form
    1,124,604.40/1,685,040.36 = 791,480.56/x
  3. Step 3: Cross multiply
    1,124,604.40x = 1,685,040.36 × 791,480.56
  4. Step 4: Simplify right side
    1,124,604.40x = 1,333,676,687,755.40
  5. Step 5: Solve for x
    x = 1,333,676,687,755.40/1,124,604.40
  6. Step 6: Final answer
    x = 1,185,907.41

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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.