Home / 2,009,057.90-3,010,962.45-809,998.70

Finding the Fourth Proportional to 2,009,057.90, 3,010,962.45 and 809,998.70

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Solution

The fourth proportional to 2,009,057.90, 3,010,962.45 and 809,998.70 is: 1,213,939.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,057.90 : 3,010,962.45 = 809,998.70 : x
  2. Step 2: Convert to fraction form
    2,009,057.90/3,010,962.45 = 809,998.70/x
  3. Step 3: Cross multiply
    2,009,057.90x = 3,010,962.45 × 809,998.70
  4. Step 4: Simplify right side
    2,009,057.90x = 2,438,875,670,248.82
  5. Step 5: Solve for x
    x = 2,438,875,670,248.82/2,009,057.90
  6. Step 6: Final answer
    x = 1,213,939.96

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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.