Home / 1,436,249.87-2,153,814.31-626,881.84

Finding the Fourth Proportional to 1,436,249.87, 2,153,814.31 and 626,881.84

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Solution

The fourth proportional to 1,436,249.87, 2,153,814.31 and 626,881.84 is: 940,078.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,249.87 : 2,153,814.31 = 626,881.84 : x
  2. Step 2: Convert to fraction form
    1,436,249.87/2,153,814.31 = 626,881.84/x
  3. Step 3: Cross multiply
    1,436,249.87x = 2,153,814.31 × 626,881.84
  4. Step 4: Simplify right side
    1,436,249.87x = 1,350,187,069,543.99
  5. Step 5: Solve for x
    x = 1,350,187,069,543.99/1,436,249.87
  6. Step 6: Final answer
    x = 940,078.11

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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.