Home / 1,995,675.67-2,995,644.81-859,000.87

Finding the Fourth Proportional to 1,995,675.67, 2,995,644.81 and 859,000.87

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Solution

The fourth proportional to 1,995,675.67, 2,995,644.81 and 859,000.87 is: 1,289,418.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,675.67 : 2,995,644.81 = 859,000.87 : x
  2. Step 2: Convert to fraction form
    1,995,675.67/2,995,644.81 = 859,000.87/x
  3. Step 3: Cross multiply
    1,995,675.67x = 2,995,644.81 × 859,000.87
  4. Step 4: Simplify right side
    1,995,675.67x = 2,573,261,498,000.99
  5. Step 5: Solve for x
    x = 2,573,261,498,000.99/1,995,675.67
  6. Step 6: Final answer
    x = 1,289,418.68

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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.