Home / 2,157,875.38-3,236,812.16-641,551.73

Finding the Fourth Proportional to 2,157,875.38, 3,236,812.16 and 641,551.73

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Solution

The fourth proportional to 2,157,875.38, 3,236,812.16 and 641,551.73 is: 962,327.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,875.38 : 3,236,812.16 = 641,551.73 : x
  2. Step 2: Convert to fraction form
    2,157,875.38/3,236,812.16 = 641,551.73/x
  3. Step 3: Cross multiply
    2,157,875.38x = 3,236,812.16 × 641,551.73
  4. Step 4: Simplify right side
    2,157,875.38x = 2,076,582,445,817.31
  5. Step 5: Solve for x
    x = 2,076,582,445,817.31/2,157,875.38
  6. Step 6: Final answer
    x = 962,327.33

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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.