Home / 1,509,686.55-2,082,573.42-897,403.80

Finding the Fourth Proportional to 1,509,686.55, 2,082,573.42 and 897,403.80

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Solution

The fourth proportional to 1,509,686.55, 2,082,573.42 and 897,403.80 is: 1,237,945.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,686.55 : 2,082,573.42 = 897,403.80 : x
  2. Step 2: Convert to fraction form
    1,509,686.55/2,082,573.42 = 897,403.80/x
  3. Step 3: Cross multiply
    1,509,686.55x = 2,082,573.42 × 897,403.80
  4. Step 4: Simplify right side
    1,509,686.55x = 1,868,909,305,331.38
  5. Step 5: Solve for x
    x = 1,868,909,305,331.38/1,509,686.55
  6. Step 6: Final answer
    x = 1,237,945.26

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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.