Home / 1,914,892.80-2,869,897.05-1,016,764.80

Finding the Fourth Proportional to 1,914,892.80, 2,869,897.05 and 1,016,764.80

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Solution

The fourth proportional to 1,914,892.80, 2,869,897.05 and 1,016,764.80 is: 1,523,850.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,892.80 : 2,869,897.05 = 1,016,764.80 : x
  2. Step 2: Convert to fraction form
    1,914,892.80/2,869,897.05 = 1,016,764.80/x
  3. Step 3: Cross multiply
    1,914,892.80x = 2,869,897.05 × 1,016,764.80
  4. Step 4: Simplify right side
    1,914,892.80x = 2,918,010,300,063.84
  5. Step 5: Solve for x
    x = 2,918,010,300,063.84/1,914,892.80
  6. Step 6: Final answer
    x = 1,523,850.47

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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.