Home / 1,868,692.60-2,802,002.10-803,553.40

Finding the Fourth Proportional to 1,868,692.60, 2,802,002.10 and 803,553.40

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Solution

The fourth proportional to 1,868,692.60, 2,802,002.10 and 803,553.40 is: 1,204,884.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,692.60 : 2,802,002.10 = 803,553.40 : x
  2. Step 2: Convert to fraction form
    1,868,692.60/2,802,002.10 = 803,553.40/x
  3. Step 3: Cross multiply
    1,868,692.60x = 2,802,002.10 × 803,553.40
  4. Step 4: Simplify right side
    1,868,692.60x = 2,251,558,314,262.14
  5. Step 5: Solve for x
    x = 2,251,558,314,262.14/1,868,692.60
  6. Step 6: Final answer
    x = 1,204,884.27

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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.