Home / 4,994,976.20-7,492,464.30-2,719,621.40

Finding the Fourth Proportional to 4,994,976.20, 7,492,464.30 and 2,719,621.40

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Solution

The fourth proportional to 4,994,976.20, 7,492,464.30 and 2,719,621.40 is: 4,079,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994,976.20 : 7,492,464.30 = 2,719,621.40 : x
  2. Step 2: Convert to fraction form
    4,994,976.20/7,492,464.30 = 2,719,621.40/x
  3. Step 3: Cross multiply
    4,994,976.20x = 7,492,464.30 × 2,719,621.40
  4. Step 4: Simplify right side
    4,994,976.20x = 20,376,666,249,016.02
  5. Step 5: Solve for x
    x = 20,376,666,249,016.02/4,994,976.20
  6. Step 6: Final answer
    x = 4,079,432.10

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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.