Home / 1,039,374.91-1,435,328-982,767.79

Finding the Fourth Proportional to 1,039,374.91, 1,435,328 and 982,767.79

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Solution

The fourth proportional to 1,039,374.91, 1,435,328 and 982,767.79 is: 1,357,156.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,374.91 : 1,435,328 = 982,767.79 : x
  2. Step 2: Convert to fraction form
    1,039,374.91/1,435,328 = 982,767.79/x
  3. Step 3: Cross multiply
    1,039,374.91x = 1,435,328 × 982,767.79
  4. Step 4: Simplify right side
    1,039,374.91x = 1,410,594,126,485.12
  5. Step 5: Solve for x
    x = 1,410,594,126,485.12/1,039,374.91
  6. Step 6: Final answer
    x = 1,357,156.22

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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.