Home / 1,111,728.06-1,667,261.28-472,022.34

Finding the Fourth Proportional to 1,111,728.06, 1,667,261.28 and 472,022.34

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Solution

The fourth proportional to 1,111,728.06, 1,667,261.28 and 472,022.34 is: 707,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,728.06 : 1,667,261.28 = 472,022.34 : x
  2. Step 2: Convert to fraction form
    1,111,728.06/1,667,261.28 = 472,022.34/x
  3. Step 3: Cross multiply
    1,111,728.06x = 1,667,261.28 × 472,022.34
  4. Step 4: Simplify right side
    1,111,728.06x = 786,984,570,777.00
  5. Step 5: Solve for x
    x = 786,984,570,777.00/1,111,728.06
  6. Step 6: Final answer
    x = 707,893.05

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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.