Home / 1,276,464.90-1,915,572.15-567,002.10

Finding the Fourth Proportional to 1,276,464.90, 1,915,572.15 and 567,002.10

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Solution

The fourth proportional to 1,276,464.90, 1,915,572.15 and 567,002.10 is: 850,891.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,464.90 : 1,915,572.15 = 567,002.10 : x
  2. Step 2: Convert to fraction form
    1,276,464.90/1,915,572.15 = 567,002.10/x
  3. Step 3: Cross multiply
    1,276,464.90x = 1,915,572.15 × 567,002.10
  4. Step 4: Simplify right side
    1,276,464.90x = 1,086,133,431,751.51
  5. Step 5: Solve for x
    x = 1,086,133,431,751.51/1,276,464.90
  6. Step 6: Final answer
    x = 850,891.73

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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.