Home / 1,776,584.31-2,664,279.71-578,224.78

Finding the Fourth Proportional to 1,776,584.31, 2,664,279.71 and 578,224.78

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Solution

The fourth proportional to 1,776,584.31, 2,664,279.71 and 578,224.78 is: 867,142.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,584.31 : 2,664,279.71 = 578,224.78 : x
  2. Step 2: Convert to fraction form
    1,776,584.31/2,664,279.71 = 578,224.78/x
  3. Step 3: Cross multiply
    1,776,584.31x = 2,664,279.71 × 578,224.78
  4. Step 4: Simplify right side
    1,776,584.31x = 1,540,552,549,173.21
  5. Step 5: Solve for x
    x = 1,540,552,549,173.21/1,776,584.31
  6. Step 6: Final answer
    x = 867,142.94

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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.