Home / 5,390,239.90-8,085,359.85-2,197,657.30

Finding the Fourth Proportional to 5,390,239.90, 8,085,359.85 and 2,197,657.30

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Solution

The fourth proportional to 5,390,239.90, 8,085,359.85 and 2,197,657.30 is: 3,296,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,239.90 : 8,085,359.85 = 2,197,657.30 : x
  2. Step 2: Convert to fraction form
    5,390,239.90/8,085,359.85 = 2,197,657.30/x
  3. Step 3: Cross multiply
    5,390,239.90x = 8,085,359.85 × 2,197,657.30
  4. Step 4: Simplify right side
    5,390,239.90x = 17,768,850,097,479.40
  5. Step 5: Solve for x
    x = 17,768,850,097,479.40/5,390,239.90
  6. Step 6: Final answer
    x = 3,296,485.95

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Double scale
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Similar ratio
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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.