Home / 1,910,518.66-2,635,420.89-1,193,882.50

Finding the Fourth Proportional to 1,910,518.66, 2,635,420.89 and 1,193,882.50

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Solution

The fourth proportional to 1,910,518.66, 2,635,420.89 and 1,193,882.50 is: 1,646,873.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,518.66 : 2,635,420.89 = 1,193,882.50 : x
  2. Step 2: Convert to fraction form
    1,910,518.66/2,635,420.89 = 1,193,882.50/x
  3. Step 3: Cross multiply
    1,910,518.66x = 2,635,420.89 × 1,193,882.50
  4. Step 4: Simplify right side
    1,910,518.66x = 3,146,382,880,705.43
  5. Step 5: Solve for x
    x = 3,146,382,880,705.43/1,910,518.66
  6. Step 6: Final answer
    x = 1,646,873.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.