Home / 1,199,676.98-1,655,554.34-655,815.20

Finding the Fourth Proportional to 1,199,676.98, 1,655,554.34 and 655,815.20

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Solution

The fourth proportional to 1,199,676.98, 1,655,554.34 and 655,815.20 is: 905,025.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,676.98 : 1,655,554.34 = 655,815.20 : x
  2. Step 2: Convert to fraction form
    1,199,676.98/1,655,554.34 = 655,815.20/x
  3. Step 3: Cross multiply
    1,199,676.98x = 1,655,554.34 × 655,815.20
  4. Step 4: Simplify right side
    1,199,676.98x = 1,085,737,700,597.97
  5. Step 5: Solve for x
    x = 1,085,737,700,597.97/1,199,676.98
  6. Step 6: Final answer
    x = 905,025.03

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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.