Home / 4,787,235.20-7,168,411.20-3,783,612.80

Finding the Fourth Proportional to 4,787,235.20, 7,168,411.20 and 3,783,612.80

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Solution

The fourth proportional to 4,787,235.20, 7,168,411.20 and 3,783,612.80 is: 5,665,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787,235.20 : 7,168,411.20 = 3,783,612.80 : x
  2. Step 2: Convert to fraction form
    4,787,235.20/7,168,411.20 = 3,783,612.80/x
  3. Step 3: Cross multiply
    4,787,235.20x = 7,168,411.20 × 3,783,612.80
  4. Step 4: Simplify right side
    4,787,235.20x = 27,122,492,371,983.36
  5. Step 5: Solve for x
    x = 27,122,492,371,983.36/4,787,235.20
  6. Step 6: Final answer
    x = 5,665,585.93

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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.