Home / 1,991,524.65-2,747,831.63-1,132,017.26

Finding the Fourth Proportional to 1,991,524.65, 2,747,831.63 and 1,132,017.26

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Solution

The fourth proportional to 1,991,524.65, 2,747,831.63 and 1,132,017.26 is: 1,561,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,991,524.65 : 2,747,831.63 = 1,132,017.26 : x
  2. Step 2: Convert to fraction form
    1,991,524.65/2,747,831.63 = 1,132,017.26/x
  3. Step 3: Cross multiply
    1,991,524.65x = 2,747,831.63 × 1,132,017.26
  4. Step 4: Simplify right side
    1,991,524.65x = 3,110,592,813,334.69
  5. Step 5: Solve for x
    x = 3,110,592,813,334.69/1,991,524.65
  6. Step 6: Final answer
    x = 1,561,915.30

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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.