Home / 1,427,126-2,141,003.80-416,327

Finding the Fourth Proportional to 1,427,126, 2,141,003.80 and 416,327

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Solution

The fourth proportional to 1,427,126, 2,141,003.80 and 416,327 is: 624,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,126 : 2,141,003.80 = 416,327 : x
  2. Step 2: Convert to fraction form
    1,427,126/2,141,003.80 = 416,327/x
  3. Step 3: Cross multiply
    1,427,126x = 2,141,003.80 × 416,327
  4. Step 4: Simplify right side
    1,427,126x = 891,357,689,042.60
  5. Step 5: Solve for x
    x = 891,357,689,042.60/1,427,126
  6. Step 6: Final answer
    x = 624,582.33

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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.