Home / 1,504,605-2,257,272.14-865,317.90

Finding the Fourth Proportional to 1,504,605, 2,257,272.14 and 865,317.90

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Solution

The fourth proportional to 1,504,605, 2,257,272.14 and 865,317.90 is: 1,298,186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,605 : 2,257,272.14 = 865,317.90 : x
  2. Step 2: Convert to fraction form
    1,504,605/2,257,272.14 = 865,317.90/x
  3. Step 3: Cross multiply
    1,504,605x = 2,257,272.14 × 865,317.90
  4. Step 4: Simplify right side
    1,504,605x = 1,953,257,983,586.72
  5. Step 5: Solve for x
    x = 1,953,257,983,586.72/1,504,605
  6. Step 6: Final answer
    x = 1,298,186.56

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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.