Home / 1,994,612.90-2,991,919.20-498,704.90

Finding the Fourth Proportional to 1,994,612.90, 2,991,919.20 and 498,704.90

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Solution

The fourth proportional to 1,994,612.90, 2,991,919.20 and 498,704.90 is: 748,057.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,612.90 : 2,991,919.20 = 498,704.90 : x
  2. Step 2: Convert to fraction form
    1,994,612.90/2,991,919.20 = 498,704.90/x
  3. Step 3: Cross multiply
    1,994,612.90x = 2,991,919.20 × 498,704.90
  4. Step 4: Simplify right side
    1,994,612.90x = 1,492,084,765,444.08
  5. Step 5: Solve for x
    x = 1,492,084,765,444.08/1,994,612.90
  6. Step 6: Final answer
    x = 748,057.31

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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.