Home / 1,250,444.46-1,724,984.19-820,664.94

Finding the Fourth Proportional to 1,250,444.46, 1,724,984.19 and 820,664.94

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Solution

The fourth proportional to 1,250,444.46, 1,724,984.19 and 820,664.94 is: 1,132,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,444.46 : 1,724,984.19 = 820,664.94 : x
  2. Step 2: Convert to fraction form
    1,250,444.46/1,724,984.19 = 820,664.94/x
  3. Step 3: Cross multiply
    1,250,444.46x = 1,724,984.19 × 820,664.94
  4. Step 4: Simplify right side
    1,250,444.46x = 1,415,634,046,787.30
  5. Step 5: Solve for x
    x = 1,415,634,046,787.30/1,250,444.46
  6. Step 6: Final answer
    x = 1,132,104.70

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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.