Home / 1,652,257.78-2,280,134.10-917,261.75

Finding the Fourth Proportional to 1,652,257.78, 2,280,134.10 and 917,261.75

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Solution

The fourth proportional to 1,652,257.78, 2,280,134.10 and 917,261.75 is: 1,265,831.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,257.78 : 2,280,134.10 = 917,261.75 : x
  2. Step 2: Convert to fraction form
    1,652,257.78/2,280,134.10 = 917,261.75/x
  3. Step 3: Cross multiply
    1,652,257.78x = 2,280,134.10 × 917,261.75
  4. Step 4: Simplify right side
    1,652,257.78x = 2,091,479,803,940.74
  5. Step 5: Solve for x
    x = 2,091,479,803,940.74/1,652,257.78
  6. Step 6: Final answer
    x = 1,265,831.42

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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.