Home / 1,621,664.73-2,237,827.02-886,604.92

Finding the Fourth Proportional to 1,621,664.73, 2,237,827.02 and 886,604.92

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Solution

The fourth proportional to 1,621,664.73, 2,237,827.02 and 886,604.92 is: 1,223,476.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,664.73 : 2,237,827.02 = 886,604.92 : x
  2. Step 2: Convert to fraction form
    1,621,664.73/2,237,827.02 = 886,604.92/x
  3. Step 3: Cross multiply
    1,621,664.73x = 2,237,827.02 × 886,604.92
  4. Step 4: Simplify right side
    1,621,664.73x = 1,984,068,446,040.94
  5. Step 5: Solve for x
    x = 1,984,068,446,040.94/1,621,664.73
  6. Step 6: Final answer
    x = 1,223,476.35

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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.