Home / 1,914,893.30-2,869,897.80-1,016,765.30

Finding the Fourth Proportional to 1,914,893.30, 2,869,897.80 and 1,016,765.30

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Solution

The fourth proportional to 1,914,893.30, 2,869,897.80 and 1,016,765.30 is: 1,523,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,893.30 : 2,869,897.80 = 1,016,765.30 : x
  2. Step 2: Convert to fraction form
    1,914,893.30/2,869,897.80 = 1,016,765.30/x
  3. Step 3: Cross multiply
    1,914,893.30x = 2,869,897.80 × 1,016,765.30
  4. Step 4: Simplify right side
    1,914,893.30x = 2,918,012,497,586.34
  5. Step 5: Solve for x
    x = 2,918,012,497,586.34/1,914,893.30
  6. Step 6: Final answer
    x = 1,523,851.22

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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.