Home / 1,333,365.40-1,998,492.90-534,251.80

Finding the Fourth Proportional to 1,333,365.40, 1,998,492.90 and 534,251.80

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Solution

The fourth proportional to 1,333,365.40, 1,998,492.90 and 534,251.80 is: 800,754.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,365.40 : 1,998,492.90 = 534,251.80 : x
  2. Step 2: Convert to fraction form
    1,333,365.40/1,998,492.90 = 534,251.80/x
  3. Step 3: Cross multiply
    1,333,365.40x = 1,998,492.90 × 534,251.80
  4. Step 4: Simplify right side
    1,333,365.40x = 1,067,698,429,112.22
  5. Step 5: Solve for x
    x = 1,067,698,429,112.22/1,333,365.40
  6. Step 6: Final answer
    x = 800,754.56

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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.