Home / 1,894,118.40-2,838,067.20-1,576,857.60

Finding the Fourth Proportional to 1,894,118.40, 2,838,067.20 and 1,576,857.60

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Solution

The fourth proportional to 1,894,118.40, 2,838,067.20 and 1,576,857.60 is: 2,362,696.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,118.40 : 2,838,067.20 = 1,576,857.60 : x
  2. Step 2: Convert to fraction form
    1,894,118.40/2,838,067.20 = 1,576,857.60/x
  3. Step 3: Cross multiply
    1,894,118.40x = 2,838,067.20 × 1,576,857.60
  4. Step 4: Simplify right side
    1,894,118.40x = 4,475,227,833,630.72
  5. Step 5: Solve for x
    x = 4,475,227,833,630.72/1,894,118.40
  6. Step 6: Final answer
    x = 2,362,696.99

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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.