Home / 1,835,136.85-2,752,705.28-1,328,627.65

Finding the Fourth Proportional to 1,835,136.85, 2,752,705.28 and 1,328,627.65

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Solution

The fourth proportional to 1,835,136.85, 2,752,705.28 and 1,328,627.65 is: 1,992,941.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,136.85 : 2,752,705.28 = 1,328,627.65 : x
  2. Step 2: Convert to fraction form
    1,835,136.85/2,752,705.28 = 1,328,627.65/x
  3. Step 3: Cross multiply
    1,835,136.85x = 2,752,705.28 × 1,328,627.65
  4. Step 4: Simplify right side
    1,835,136.85x = 3,657,320,340,665.85
  5. Step 5: Solve for x
    x = 3,657,320,340,665.85/1,835,136.85
  6. Step 6: Final answer
    x = 1,992,941.48

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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.