Home / 1,101,701.76-1,519,958.52-719,949.84

Finding the Fourth Proportional to 1,101,701.76, 1,519,958.52 and 719,949.84

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Solution

The fourth proportional to 1,101,701.76, 1,519,958.52 and 719,949.84 is: 993,275.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,701.76 : 1,519,958.52 = 719,949.84 : x
  2. Step 2: Convert to fraction form
    1,101,701.76/1,519,958.52 = 719,949.84/x
  3. Step 3: Cross multiply
    1,101,701.76x = 1,519,958.52 × 719,949.84
  4. Step 4: Simplify right side
    1,101,701.76x = 1,094,293,893,280.64
  5. Step 5: Solve for x
    x = 1,094,293,893,280.64/1,101,701.76
  6. Step 6: Final answer
    x = 993,275.98

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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.