Home / 4,892,679.60-7,339,019.40-1,697,472.60

Finding the Fourth Proportional to 4,892,679.60, 7,339,019.40 and 1,697,472.60

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Solution

The fourth proportional to 4,892,679.60, 7,339,019.40 and 1,697,472.60 is: 2,546,208.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,679.60 : 7,339,019.40 = 1,697,472.60 : x
  2. Step 2: Convert to fraction form
    4,892,679.60/7,339,019.40 = 1,697,472.60/x
  3. Step 3: Cross multiply
    4,892,679.60x = 7,339,019.40 × 1,697,472.60
  4. Step 4: Simplify right side
    4,892,679.60x = 12,457,784,342,368.44
  5. Step 5: Solve for x
    x = 12,457,784,342,368.44/4,892,679.60
  6. Step 6: Final answer
    x = 2,546,208.90

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Similar ratio
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1.5x scale

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.