Home / 1,275,408.76-1,911,800.94-565,771

Finding the Fourth Proportional to 1,275,408.76, 1,911,800.94 and 565,771

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Solution

The fourth proportional to 1,275,408.76, 1,911,800.94 and 565,771 is: 848,074.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,408.76 : 1,911,800.94 = 565,771 : x
  2. Step 2: Convert to fraction form
    1,275,408.76/1,911,800.94 = 565,771/x
  3. Step 3: Cross multiply
    1,275,408.76x = 1,911,800.94 × 565,771
  4. Step 4: Simplify right side
    1,275,408.76x = 1,081,641,529,624.74
  5. Step 5: Solve for x
    x = 1,081,641,529,624.74/1,275,408.76
  6. Step 6: Final answer
    x = 848,074.41

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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.