Home / 1,255,749.16-1,883,581.42-545,777.32

Finding the Fourth Proportional to 1,255,749.16, 1,883,581.42 and 545,777.32

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Solution

The fourth proportional to 1,255,749.16, 1,883,581.42 and 545,777.32 is: 818,647.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,749.16 : 1,883,581.42 = 545,777.32 : x
  2. Step 2: Convert to fraction form
    1,255,749.16/1,883,581.42 = 545,777.32/x
  3. Step 3: Cross multiply
    1,255,749.16x = 1,883,581.42 × 545,777.32
  4. Step 4: Simplify right side
    1,255,749.16x = 1,028,016,019,409.39
  5. Step 5: Solve for x
    x = 1,028,016,019,409.39/1,255,749.16
  6. Step 6: Final answer
    x = 818,647.59

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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.