Home / 3,516,415.80-5,274,623.70-3,280,486.20

Finding the Fourth Proportional to 3,516,415.80, 5,274,623.70 and 3,280,486.20

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Solution

The fourth proportional to 3,516,415.80, 5,274,623.70 and 3,280,486.20 is: 4,920,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,415.80 : 5,274,623.70 = 3,280,486.20 : x
  2. Step 2: Convert to fraction form
    3,516,415.80/5,274,623.70 = 3,280,486.20/x
  3. Step 3: Cross multiply
    3,516,415.80x = 5,274,623.70 × 3,280,486.20
  4. Step 4: Simplify right side
    3,516,415.80x = 17,303,330,258,042.94
  5. Step 5: Solve for x
    x = 17,303,330,258,042.94/3,516,415.80
  6. Step 6: Final answer
    x = 4,920,729.30

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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.