Home / 4,611,346.20-6,917,271.60-1,915,944

Finding the Fourth Proportional to 4,611,346.20, 6,917,271.60 and 1,915,944

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Solution

The fourth proportional to 4,611,346.20, 6,917,271.60 and 1,915,944 is: 2,874,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611,346.20 : 6,917,271.60 = 1,915,944 : x
  2. Step 2: Convert to fraction form
    4,611,346.20/6,917,271.60 = 1,915,944/x
  3. Step 3: Cross multiply
    4,611,346.20x = 6,917,271.60 × 1,915,944
  4. Step 4: Simplify right side
    4,611,346.20x = 13,253,105,018,390.40
  5. Step 5: Solve for x
    x = 13,253,105,018,390.40/4,611,346.20
  6. Step 6: Final answer
    x = 2,874,020.83

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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.