Home / 1,137,569.40-1,705,782.24-379,144.94

Finding the Fourth Proportional to 1,137,569.40, 1,705,782.24 and 379,144.94

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Solution

The fourth proportional to 1,137,569.40, 1,705,782.24 and 379,144.94 is: 568,526.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,569.40 : 1,705,782.24 = 379,144.94 : x
  2. Step 2: Convert to fraction form
    1,137,569.40/1,705,782.24 = 379,144.94/x
  3. Step 3: Cross multiply
    1,137,569.40x = 1,705,782.24 × 379,144.94
  4. Step 4: Simplify right side
    1,137,569.40x = 646,738,696,508.95
  5. Step 5: Solve for x
    x = 646,738,696,508.95/1,137,569.40
  6. Step 6: Final answer
    x = 568,526.81

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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.