Home / 1,692,117.98-2,538,841.59-744,824.62

Finding the Fourth Proportional to 1,692,117.98, 2,538,841.59 and 744,824.62

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Solution

The fourth proportional to 1,692,117.98, 2,538,841.59 and 744,824.62 is: 1,117,529.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,117.98 : 2,538,841.59 = 744,824.62 : x
  2. Step 2: Convert to fraction form
    1,692,117.98/2,538,841.59 = 744,824.62/x
  3. Step 3: Cross multiply
    1,692,117.98x = 2,538,841.59 × 744,824.62
  4. Step 4: Simplify right side
    1,692,117.98x = 1,890,991,722,511.95
  5. Step 5: Solve for x
    x = 1,890,991,722,511.95/1,692,117.98
  6. Step 6: Final answer
    x = 1,117,529.48

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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.