Home / 1,170,520.10-1,615,313.06-654,273.43

Finding the Fourth Proportional to 1,170,520.10, 1,615,313.06 and 654,273.43

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Solution

The fourth proportional to 1,170,520.10, 1,615,313.06 and 654,273.43 is: 902,894.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,520.10 : 1,615,313.06 = 654,273.43 : x
  2. Step 2: Convert to fraction form
    1,170,520.10/1,615,313.06 = 654,273.43/x
  3. Step 3: Cross multiply
    1,170,520.10x = 1,615,313.06 × 654,273.43
  4. Step 4: Simplify right side
    1,170,520.10x = 1,056,856,422,360.15
  5. Step 5: Solve for x
    x = 1,056,856,422,360.15/1,170,520.10
  6. Step 6: Final answer
    x = 902,894.72

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Double scale
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1.5x scale

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.