Home / 1,753,291.26-2,628,357.90-630,570.78

Finding the Fourth Proportional to 1,753,291.26, 2,628,357.90 and 630,570.78

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Solution

The fourth proportional to 1,753,291.26, 2,628,357.90 and 630,570.78 is: 945,288.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,291.26 : 2,628,357.90 = 630,570.78 : x
  2. Step 2: Convert to fraction form
    1,753,291.26/2,628,357.90 = 630,570.78/x
  3. Step 3: Cross multiply
    1,753,291.26x = 2,628,357.90 × 630,570.78
  4. Step 4: Simplify right side
    1,753,291.26x = 1,657,365,691,122.16
  5. Step 5: Solve for x
    x = 1,657,365,691,122.16/1,753,291.26
  6. Step 6: Final answer
    x = 945,288.29

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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.