Home / 1,226,139.93-1,839,188.43-551,743.92

Finding the Fourth Proportional to 1,226,139.93, 1,839,188.43 and 551,743.92

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Solution

The fourth proportional to 1,226,139.93, 1,839,188.43 and 551,743.92 is: 827,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,139.93 : 1,839,188.43 = 551,743.92 : x
  2. Step 2: Convert to fraction form
    1,226,139.93/1,839,188.43 = 551,743.92/x
  3. Step 3: Cross multiply
    1,226,139.93x = 1,839,188.43 × 551,743.92
  4. Step 4: Simplify right side
    1,226,139.93x = 1,014,761,033,986.85
  5. Step 5: Solve for x
    x = 1,014,761,033,986.85/1,226,139.93
  6. Step 6: Final answer
    x = 827,606.22

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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.