Home / 895,243.80-1,342,865.70-885,912.60

Finding the Fourth Proportional to 895,243.80, 1,342,865.70 and 885,912.60

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Solution

The fourth proportional to 895,243.80, 1,342,865.70 and 885,912.60 is: 1,328,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,243.80 : 1,342,865.70 = 885,912.60 : x
  2. Step 2: Convert to fraction form
    895,243.80/1,342,865.70 = 885,912.60/x
  3. Step 3: Cross multiply
    895,243.80x = 1,342,865.70 × 885,912.60
  4. Step 4: Simplify right side
    895,243.80x = 1,189,661,643,737.82
  5. Step 5: Solve for x
    x = 1,189,661,643,737.82/895,243.80
  6. Step 6: Final answer
    x = 1,328,868.90

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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.