Home / 1,755,576.40-2,634,020.40-691,360.24

Finding the Fourth Proportional to 1,755,576.40, 2,634,020.40 and 691,360.24

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Solution

The fourth proportional to 1,755,576.40, 2,634,020.40 and 691,360.24 is: 1,037,298.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,576.40 : 2,634,020.40 = 691,360.24 : x
  2. Step 2: Convert to fraction form
    1,755,576.40/2,634,020.40 = 691,360.24/x
  3. Step 3: Cross multiply
    1,755,576.40x = 2,634,020.40 × 691,360.24
  4. Step 4: Simplify right side
    1,755,576.40x = 1,821,056,975,908.90
  5. Step 5: Solve for x
    x = 1,821,056,975,908.90/1,755,576.40
  6. Step 6: Final answer
    x = 1,037,298.62

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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.