Home / 1,611,287.95-2,223,533.04-886,135.71

Finding the Fourth Proportional to 1,611,287.95, 2,223,533.04 and 886,135.71

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Solution

The fourth proportional to 1,611,287.95, 2,223,533.04 and 886,135.71 is: 1,222,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,287.95 : 2,223,533.04 = 886,135.71 : x
  2. Step 2: Convert to fraction form
    1,611,287.95/2,223,533.04 = 886,135.71/x
  3. Step 3: Cross multiply
    1,611,287.95x = 2,223,533.04 × 886,135.71
  4. Step 4: Simplify right side
    1,611,287.95x = 1,970,352,029,108.86
  5. Step 5: Solve for x
    x = 1,970,352,029,108.86/1,611,287.95
  6. Step 6: Final answer
    x = 1,222,842.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.