Home / 4,815,164.37-7,220,646.81-1,821,248.85

Finding the Fourth Proportional to 4,815,164.37, 7,220,646.81 and 1,821,248.85

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Solution

The fourth proportional to 4,815,164.37, 7,220,646.81 and 1,821,248.85 is: 2,731,079.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,164.37 : 7,220,646.81 = 1,821,248.85 : x
  2. Step 2: Convert to fraction form
    4,815,164.37/7,220,646.81 = 1,821,248.85/x
  3. Step 3: Cross multiply
    4,815,164.37x = 7,220,646.81 × 1,821,248.85
  4. Step 4: Simplify right side
    4,815,164.37x = 13,150,594,698,968.67
  5. Step 5: Solve for x
    x = 13,150,594,698,968.67/4,815,164.37
  6. Step 6: Final answer
    x = 2,731,079.08

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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.