Home / 4,690,168.60-7,035,252.90-1,993,816.30

Finding the Fourth Proportional to 4,690,168.60, 7,035,252.90 and 1,993,816.30

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Solution

The fourth proportional to 4,690,168.60, 7,035,252.90 and 1,993,816.30 is: 2,990,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690,168.60 : 7,035,252.90 = 1,993,816.30 : x
  2. Step 2: Convert to fraction form
    4,690,168.60/7,035,252.90 = 1,993,816.30/x
  3. Step 3: Cross multiply
    4,690,168.60x = 7,035,252.90 × 1,993,816.30
  4. Step 4: Simplify right side
    4,690,168.60x = 14,027,001,906,642.27
  5. Step 5: Solve for x
    x = 14,027,001,906,642.27/4,690,168.60
  6. Step 6: Final answer
    x = 2,990,724.45

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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.