Home / 1,314,158.35-1,971,224.39-415,600.24

Finding the Fourth Proportional to 1,314,158.35, 1,971,224.39 and 415,600.24

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Solution

The fourth proportional to 1,314,158.35, 1,971,224.39 and 415,600.24 is: 623,396.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,158.35 : 1,971,224.39 = 415,600.24 : x
  2. Step 2: Convert to fraction form
    1,314,158.35/1,971,224.39 = 415,600.24/x
  3. Step 3: Cross multiply
    1,314,158.35x = 1,971,224.39 × 415,600.24
  4. Step 4: Simplify right side
    1,314,158.35x = 819,241,334,344.49
  5. Step 5: Solve for x
    x = 819,241,334,344.49/1,314,158.35
  6. Step 6: Final answer
    x = 623,396.21

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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.