Home / 3,164,618.55-4,746,862.20-768,475.74

Finding the Fourth Proportional to 3,164,618.55, 4,746,862.20 and 768,475.74

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Solution

The fourth proportional to 3,164,618.55, 4,746,862.20 and 768,475.74 is: 1,152,697.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164,618.55 : 4,746,862.20 = 768,475.74 : x
  2. Step 2: Convert to fraction form
    3,164,618.55/4,746,862.20 = 768,475.74/x
  3. Step 3: Cross multiply
    3,164,618.55x = 4,746,862.20 × 768,475.74
  4. Step 4: Simplify right side
    3,164,618.55x = 3,647,848,441,823.03
  5. Step 5: Solve for x
    x = 3,647,848,441,823.03/3,164,618.55
  6. Step 6: Final answer
    x = 1,152,697.67

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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.