Home / 3,989,794.16-5,985,531.87-1,293,909.16

Finding the Fourth Proportional to 3,989,794.16, 5,985,531.87 and 1,293,909.16

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Solution

The fourth proportional to 3,989,794.16, 5,985,531.87 and 1,293,909.16 is: 1,941,136.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,794.16 : 5,985,531.87 = 1,293,909.16 : x
  2. Step 2: Convert to fraction form
    3,989,794.16/5,985,531.87 = 1,293,909.16/x
  3. Step 3: Cross multiply
    3,989,794.16x = 5,985,531.87 × 1,293,909.16
  4. Step 4: Simplify right side
    3,989,794.16x = 7,744,734,529,028.76
  5. Step 5: Solve for x
    x = 7,744,734,529,028.76/3,989,794.16
  6. Step 6: Final answer
    x = 1,941,136.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.