Home / 1,662,038.75-2,493,058.11-399,866.36

Finding the Fourth Proportional to 1,662,038.75, 2,493,058.11 and 399,866.36

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Solution

The fourth proportional to 1,662,038.75, 2,493,058.11 and 399,866.36 is: 599,799.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,038.75 : 2,493,058.11 = 399,866.36 : x
  2. Step 2: Convert to fraction form
    1,662,038.75/2,493,058.11 = 399,866.36/x
  3. Step 3: Cross multiply
    1,662,038.75x = 2,493,058.11 × 399,866.36
  4. Step 4: Simplify right side
    1,662,038.75x = 996,890,071,714.18
  5. Step 5: Solve for x
    x = 996,890,071,714.18/1,662,038.75
  6. Step 6: Final answer
    x = 599,799.54

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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.