Home / 1,724,774.25-2,378,913.39-1,265,733.75

Finding the Fourth Proportional to 1,724,774.25, 2,378,913.39 and 1,265,733.75

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Solution

The fourth proportional to 1,724,774.25, 2,378,913.39 and 1,265,733.75 is: 1,745,776.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,774.25 : 2,378,913.39 = 1,265,733.75 : x
  2. Step 2: Convert to fraction form
    1,724,774.25/2,378,913.39 = 1,265,733.75/x
  3. Step 3: Cross multiply
    1,724,774.25x = 2,378,913.39 × 1,265,733.75
  4. Step 4: Simplify right side
    1,724,774.25x = 3,011,070,966,049.91
  5. Step 5: Solve for x
    x = 3,011,070,966,049.91/1,724,774.25
  6. Step 6: Final answer
    x = 1,745,776.86

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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.