Home / 1,761,350.40-2,638,915.20-1,444,089.60

Finding the Fourth Proportional to 1,761,350.40, 2,638,915.20 and 1,444,089.60

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Solution

The fourth proportional to 1,761,350.40, 2,638,915.20 and 1,444,089.60 is: 2,163,584.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,350.40 : 2,638,915.20 = 1,444,089.60 : x
  2. Step 2: Convert to fraction form
    1,761,350.40/2,638,915.20 = 1,444,089.60/x
  3. Step 3: Cross multiply
    1,761,350.40x = 2,638,915.20 × 1,444,089.60
  4. Step 4: Simplify right side
    1,761,350.40x = 3,810,829,995,601.92
  5. Step 5: Solve for x
    x = 3,810,829,995,601.92/1,761,350.40
  6. Step 6: Final answer
    x = 2,163,584.26

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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.