Home / 1,993,784.04-2,989,937.34-714,192.20

Finding the Fourth Proportional to 1,993,784.04, 2,989,937.34 and 714,192.20

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Solution

The fourth proportional to 1,993,784.04, 2,989,937.34 and 714,192.20 is: 1,071,023.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,784.04 : 2,989,937.34 = 714,192.20 : x
  2. Step 2: Convert to fraction form
    1,993,784.04/2,989,937.34 = 714,192.20/x
  3. Step 3: Cross multiply
    1,993,784.04x = 2,989,937.34 × 714,192.20
  4. Step 4: Simplify right side
    1,993,784.04x = 2,135,389,926,716.75
  5. Step 5: Solve for x
    x = 2,135,389,926,716.75/1,993,784.04
  6. Step 6: Final answer
    x = 1,071,023.68

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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.