Home / 4,984,658.10-7,476,987.15-1,619,205.30

Finding the Fourth Proportional to 4,984,658.10, 7,476,987.15 and 1,619,205.30

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Solution

The fourth proportional to 4,984,658.10, 7,476,987.15 and 1,619,205.30 is: 2,428,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984,658.10 : 7,476,987.15 = 1,619,205.30 : x
  2. Step 2: Convert to fraction form
    4,984,658.10/7,476,987.15 = 1,619,205.30/x
  3. Step 3: Cross multiply
    4,984,658.10x = 7,476,987.15 × 1,619,205.30
  4. Step 4: Simplify right side
    4,984,658.10x = 12,106,777,221,311.90
  5. Step 5: Solve for x
    x = 12,106,777,221,311.90/4,984,658.10
  6. Step 6: Final answer
    x = 2,428,807.95

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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.