Home / 4,787,911.20-7,171,369.20-4,158,055.20

Finding the Fourth Proportional to 4,787,911.20, 7,171,369.20 and 4,158,055.20

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Solution

The fourth proportional to 4,787,911.20, 7,171,369.20 and 4,158,055.20 is: 6,227,966.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787,911.20 : 7,171,369.20 = 4,158,055.20 : x
  2. Step 2: Convert to fraction form
    4,787,911.20/7,171,369.20 = 4,158,055.20/x
  3. Step 3: Cross multiply
    4,787,911.20x = 7,171,369.20 × 4,158,055.20
  4. Step 4: Simplify right side
    4,787,911.20x = 29,818,948,993,179.84
  5. Step 5: Solve for x
    x = 29,818,948,993,179.84/4,787,911.20
  6. Step 6: Final answer
    x = 6,227,966.17

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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.