Home / 2,365,285.87-3,265,512.40-1,550,910.20

Finding the Fourth Proportional to 2,365,285.87, 3,265,512.40 and 1,550,910.20

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Solution

The fourth proportional to 2,365,285.87, 3,265,512.40 and 1,550,910.20 is: 2,141,185.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365,285.87 : 3,265,512.40 = 1,550,910.20 : x
  2. Step 2: Convert to fraction form
    2,365,285.87/3,265,512.40 = 1,550,910.20/x
  3. Step 3: Cross multiply
    2,365,285.87x = 3,265,512.40 × 1,550,910.20
  4. Step 4: Simplify right side
    2,365,285.87x = 5,064,516,489,386.48
  5. Step 5: Solve for x
    x = 5,064,516,489,386.48/2,365,285.87
  6. Step 6: Final answer
    x = 2,141,185.79

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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.