Home / 2,078,763.20-3,120,477.60-1,607,537.60

Finding the Fourth Proportional to 2,078,763.20, 3,120,477.60 and 1,607,537.60

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Solution

The fourth proportional to 2,078,763.20, 3,120,477.60 and 1,607,537.60 is: 2,413,110.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,763.20 : 3,120,477.60 = 1,607,537.60 : x
  2. Step 2: Convert to fraction form
    2,078,763.20/3,120,477.60 = 1,607,537.60/x
  3. Step 3: Cross multiply
    2,078,763.20x = 3,120,477.60 × 1,607,537.60
  4. Step 4: Simplify right side
    2,078,763.20x = 5,016,285,071,957.76
  5. Step 5: Solve for x
    x = 5,016,285,071,957.76/2,078,763.20
  6. Step 6: Final answer
    x = 2,413,110.39

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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.