Home / 1,453,545.54-2,180,151.94-388,670.64

Finding the Fourth Proportional to 1,453,545.54, 2,180,151.94 and 388,670.64

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Solution

The fourth proportional to 1,453,545.54, 2,180,151.94 and 388,670.64 is: 582,961.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,545.54 : 2,180,151.94 = 388,670.64 : x
  2. Step 2: Convert to fraction form
    1,453,545.54/2,180,151.94 = 388,670.64/x
  3. Step 3: Cross multiply
    1,453,545.54x = 2,180,151.94 × 388,670.64
  4. Step 4: Simplify right side
    1,453,545.54x = 847,361,041,398.55
  5. Step 5: Solve for x
    x = 847,361,041,398.55/1,453,545.54
  6. Step 6: Final answer
    x = 582,961.47

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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.