Home / 1,993,785.04-2,989,938.84-714,193.20

Finding the Fourth Proportional to 1,993,785.04, 2,989,938.84 and 714,193.20

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Solution

The fourth proportional to 1,993,785.04, 2,989,938.84 and 714,193.20 is: 1,071,025.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,785.04 : 2,989,938.84 = 714,193.20 : x
  2. Step 2: Convert to fraction form
    1,993,785.04/2,989,938.84 = 714,193.20/x
  3. Step 3: Cross multiply
    1,993,785.04x = 2,989,938.84 × 714,193.20
  4. Step 4: Simplify right side
    1,993,785.04x = 2,135,393,987,943.89
  5. Step 5: Solve for x
    x = 2,135,393,987,943.89/1,993,785.04
  6. Step 6: Final answer
    x = 1,071,025.18

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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.