Home / 1,314,651.20-1,971,393.60-604,896.80

Finding the Fourth Proportional to 1,314,651.20, 1,971,393.60 and 604,896.80

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Solution

The fourth proportional to 1,314,651.20, 1,971,393.60 and 604,896.80 is: 907,076.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,651.20 : 1,971,393.60 = 604,896.80 : x
  2. Step 2: Convert to fraction form
    1,314,651.20/1,971,393.60 = 604,896.80/x
  3. Step 3: Cross multiply
    1,314,651.20x = 1,971,393.60 × 604,896.80
  4. Step 4: Simplify right side
    1,314,651.20x = 1,192,489,680,180.48
  5. Step 5: Solve for x
    x = 1,192,489,680,180.48/1,314,651.20
  6. Step 6: Final answer
    x = 907,076.86

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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.