Home / 3,057,951.60-4,220,019.96-1,681,354.80

Finding the Fourth Proportional to 3,057,951.60, 4,220,019.96 and 1,681,354.80

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Solution

The fourth proportional to 3,057,951.60, 4,220,019.96 and 1,681,354.80 is: 2,320,295.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,951.60 : 4,220,019.96 = 1,681,354.80 : x
  2. Step 2: Convert to fraction form
    3,057,951.60/4,220,019.96 = 1,681,354.80/x
  3. Step 3: Cross multiply
    3,057,951.60x = 4,220,019.96 × 1,681,354.80
  4. Step 4: Simplify right side
    3,057,951.60x = 7,095,350,815,841.81
  5. Step 5: Solve for x
    x = 7,095,350,815,841.81/3,057,951.60
  6. Step 6: Final answer
    x = 2,320,295.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.