Home / 1,939,971.92-2,676,886.98-1,101,734.96

Finding the Fourth Proportional to 1,939,971.92, 2,676,886.98 and 1,101,734.96

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Solution

The fourth proportional to 1,939,971.92, 2,676,886.98 and 1,101,734.96 is: 1,520,238.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,971.92 : 2,676,886.98 = 1,101,734.96 : x
  2. Step 2: Convert to fraction form
    1,939,971.92/2,676,886.98 = 1,101,734.96/x
  3. Step 3: Cross multiply
    1,939,971.92x = 2,676,886.98 × 1,101,734.96
  4. Step 4: Simplify right side
    1,939,971.92x = 2,949,219,969,834.82
  5. Step 5: Solve for x
    x = 2,949,219,969,834.82/1,939,971.92
  6. Step 6: Final answer
    x = 1,520,238.48

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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.