Home / 1,891,010.40-2,836,904.40-629,743.20

Finding the Fourth Proportional to 1,891,010.40, 2,836,904.40 and 629,743.20

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Solution

The fourth proportional to 1,891,010.40, 2,836,904.40 and 629,743.20 is: 944,744.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,010.40 : 2,836,904.40 = 629,743.20 : x
  2. Step 2: Convert to fraction form
    1,891,010.40/2,836,904.40 = 629,743.20/x
  3. Step 3: Cross multiply
    1,891,010.40x = 2,836,904.40 × 629,743.20
  4. Step 4: Simplify right side
    1,891,010.40x = 1,786,521,254,950.08
  5. Step 5: Solve for x
    x = 1,786,521,254,950.08/1,891,010.40
  6. Step 6: Final answer
    x = 944,744.28

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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.