Home / 1,452,570.80-2,178,156.36-505,920.56

Finding the Fourth Proportional to 1,452,570.80, 2,178,156.36 and 505,920.56

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Solution

The fourth proportional to 1,452,570.80, 2,178,156.36 and 505,920.56 is: 758,637.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,570.80 : 2,178,156.36 = 505,920.56 : x
  2. Step 2: Convert to fraction form
    1,452,570.80/2,178,156.36 = 505,920.56/x
  3. Step 3: Cross multiply
    1,452,570.80x = 2,178,156.36 × 505,920.56
  4. Step 4: Simplify right side
    1,452,570.80x = 1,101,974,085,418.76
  5. Step 5: Solve for x
    x = 1,101,974,085,418.76/1,452,570.80
  6. Step 6: Final answer
    x = 758,637.09

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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.