Home / 2,788,774-3,848,508.18-1,581,550

Finding the Fourth Proportional to 2,788,774, 3,848,508.18 and 1,581,550

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Solution

The fourth proportional to 2,788,774, 3,848,508.18 and 1,581,550 is: 2,182,539.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,774 : 3,848,508.18 = 1,581,550 : x
  2. Step 2: Convert to fraction form
    2,788,774/3,848,508.18 = 1,581,550/x
  3. Step 3: Cross multiply
    2,788,774x = 3,848,508.18 × 1,581,550
  4. Step 4: Simplify right side
    2,788,774x = 6,086,608,112,079
  5. Step 5: Solve for x
    x = 6,086,608,112,079/2,788,774
  6. Step 6: Final answer
    x = 2,182,539.03

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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.