Home / 1,388,651.60-2,083,092.60-441,995.60

Finding the Fourth Proportional to 1,388,651.60, 2,083,092.60 and 441,995.60

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Solution

The fourth proportional to 1,388,651.60, 2,083,092.60 and 441,995.60 is: 663,030.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,388,651.60 : 2,083,092.60 = 441,995.60 : x
  2. Step 2: Convert to fraction form
    1,388,651.60/2,083,092.60 = 441,995.60/x
  3. Step 3: Cross multiply
    1,388,651.60x = 2,083,092.60 × 441,995.60
  4. Step 4: Simplify right side
    1,388,651.60x = 920,717,763,592.56
  5. Step 5: Solve for x
    x = 920,717,763,592.56/1,388,651.60
  6. Step 6: Final answer
    x = 663,030.07

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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.