Home / 2,632,220.80-3,948,331.20-1,636,892.80

Finding the Fourth Proportional to 2,632,220.80, 3,948,331.20 and 1,636,892.80

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Solution

The fourth proportional to 2,632,220.80, 3,948,331.20 and 1,636,892.80 is: 2,455,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,220.80 : 3,948,331.20 = 1,636,892.80 : x
  2. Step 2: Convert to fraction form
    2,632,220.80/3,948,331.20 = 1,636,892.80/x
  3. Step 3: Cross multiply
    2,632,220.80x = 3,948,331.20 × 1,636,892.80
  4. Step 4: Simplify right side
    2,632,220.80x = 6,462,994,913,295.36
  5. Step 5: Solve for x
    x = 6,462,994,913,295.36/2,632,220.80
  6. Step 6: Final answer
    x = 2,455,339.20

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Double scale
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Similar ratio
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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.