Home / 1,915,343.53-2,872,390.21-635,607.25

Finding the Fourth Proportional to 1,915,343.53, 2,872,390.21 and 635,607.25

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Solution

The fourth proportional to 1,915,343.53, 2,872,390.21 and 635,607.25 is: 953,203.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,343.53 : 2,872,390.21 = 635,607.25 : x
  2. Step 2: Convert to fraction form
    1,915,343.53/2,872,390.21 = 635,607.25/x
  3. Step 3: Cross multiply
    1,915,343.53x = 2,872,390.21 × 635,607.25
  4. Step 4: Simplify right side
    1,915,343.53x = 1,825,712,033,535.03
  5. Step 5: Solve for x
    x = 1,825,712,033,535.03/1,915,343.53
  6. Step 6: Final answer
    x = 953,203.44

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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.