Home / 1,269,066.42-1,751,069.34-725,374.58

Finding the Fourth Proportional to 1,269,066.42, 1,751,069.34 and 725,374.58

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Solution

The fourth proportional to 1,269,066.42, 1,751,069.34 and 725,374.58 is: 1,000,878.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,066.42 : 1,751,069.34 = 725,374.58 : x
  2. Step 2: Convert to fraction form
    1,269,066.42/1,751,069.34 = 725,374.58/x
  3. Step 3: Cross multiply
    1,269,066.42x = 1,751,069.34 × 725,374.58
  4. Step 4: Simplify right side
    1,269,066.42x = 1,270,181,178,298.03
  5. Step 5: Solve for x
    x = 1,270,181,178,298.03/1,269,066.42
  6. Step 6: Final answer
    x = 1,000,878.41

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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.