Home / 1,022,086.86-1,525,255.68-897,690.30

Finding the Fourth Proportional to 1,022,086.86, 1,525,255.68 and 897,690.30

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Solution

The fourth proportional to 1,022,086.86, 1,525,255.68 and 897,690.30 is: 1,339,619.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,086.86 : 1,525,255.68 = 897,690.30 : x
  2. Step 2: Convert to fraction form
    1,022,086.86/1,525,255.68 = 897,690.30/x
  3. Step 3: Cross multiply
    1,022,086.86x = 1,525,255.68 × 897,690.30
  4. Step 4: Simplify right side
    1,022,086.86x = 1,369,207,228,955.90
  5. Step 5: Solve for x
    x = 1,369,207,228,955.90/1,022,086.86
  6. Step 6: Final answer
    x = 1,339,619.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.