Home / 3,783,154.74-5,677,758.30-1,987,097.40

Finding the Fourth Proportional to 3,783,154.74, 5,677,758.30 and 1,987,097.40

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Solution

The fourth proportional to 3,783,154.74, 5,677,758.30 and 1,987,097.40 is: 2,982,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,154.74 : 5,677,758.30 = 1,987,097.40 : x
  2. Step 2: Convert to fraction form
    3,783,154.74/5,677,758.30 = 1,987,097.40/x
  3. Step 3: Cross multiply
    3,783,154.74x = 5,677,758.30 × 1,987,097.40
  4. Step 4: Simplify right side
    3,783,154.74x = 11,282,258,755,758.42
  5. Step 5: Solve for x
    x = 11,282,258,755,758.42/3,783,154.74
  6. Step 6: Final answer
    x = 2,982,235.60

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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.