Home / 1,180,370.56-1,628,542.11-697,106.74

Finding the Fourth Proportional to 1,180,370.56, 1,628,542.11 and 697,106.74

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Solution

The fourth proportional to 1,180,370.56, 1,628,542.11 and 697,106.74 is: 961,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,370.56 : 1,628,542.11 = 697,106.74 : x
  2. Step 2: Convert to fraction form
    1,180,370.56/1,628,542.11 = 697,106.74/x
  3. Step 3: Cross multiply
    1,180,370.56x = 1,628,542.11 × 697,106.74
  4. Step 4: Simplify right side
    1,180,370.56x = 1,135,267,681,254.82
  5. Step 5: Solve for x
    x = 1,135,267,681,254.82/1,180,370.56
  6. Step 6: Final answer
    x = 961,789.22

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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.