Home / 1,262,028.46-1,741,586.08-689,066.86

Finding the Fourth Proportional to 1,262,028.46, 1,741,586.08 and 689,066.86

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Solution

The fourth proportional to 1,262,028.46, 1,741,586.08 and 689,066.86 is: 950,905.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,028.46 : 1,741,586.08 = 689,066.86 : x
  2. Step 2: Convert to fraction form
    1,262,028.46/1,741,586.08 = 689,066.86/x
  3. Step 3: Cross multiply
    1,262,028.46x = 1,741,586.08 × 689,066.86
  4. Step 4: Simplify right side
    1,262,028.46x = 1,200,069,251,565.31
  5. Step 5: Solve for x
    x = 1,200,069,251,565.31/1,262,028.46
  6. Step 6: Final answer
    x = 950,905.06

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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.