Home / 1,132,417.25-1,698,625.86-412,812.92

Finding the Fourth Proportional to 1,132,417.25, 1,698,625.86 and 412,812.92

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Solution

The fourth proportional to 1,132,417.25, 1,698,625.86 and 412,812.92 is: 619,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,417.25 : 1,698,625.86 = 412,812.92 : x
  2. Step 2: Convert to fraction form
    1,132,417.25/1,698,625.86 = 412,812.92/x
  3. Step 3: Cross multiply
    1,132,417.25x = 1,698,625.86 × 412,812.92
  4. Step 4: Simplify right side
    1,132,417.25x = 701,214,692,760.98
  5. Step 5: Solve for x
    x = 701,214,692,760.98/1,132,417.25
  6. Step 6: Final answer
    x = 619,219.37

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Similar ratio
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1.5x scale

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.