Home / 3,164,615.23-4,746,857.23-768,472.42

Finding the Fourth Proportional to 3,164,615.23, 4,746,857.23 and 768,472.42

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Solution

The fourth proportional to 3,164,615.23, 4,746,857.23 and 768,472.42 is: 1,152,692.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164,615.23 : 4,746,857.23 = 768,472.42 : x
  2. Step 2: Convert to fraction form
    3,164,615.23/4,746,857.23 = 768,472.42/x
  3. Step 3: Cross multiply
    3,164,615.23x = 4,746,857.23 × 768,472.42
  4. Step 4: Simplify right side
    3,164,615.23x = 3,647,828,860,926.40
  5. Step 5: Solve for x
    x = 3,647,828,860,926.40/3,164,615.23
  6. Step 6: Final answer
    x = 1,152,692.70

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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.