Home / 1,361,245.01-1,878,627.91-780,522.17

Finding the Fourth Proportional to 1,361,245.01, 1,878,627.91 and 780,522.17

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Solution

The fourth proportional to 1,361,245.01, 1,878,627.91 and 780,522.17 is: 1,077,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,245.01 : 1,878,627.91 = 780,522.17 : x
  2. Step 2: Convert to fraction form
    1,361,245.01/1,878,627.91 = 780,522.17/x
  3. Step 3: Cross multiply
    1,361,245.01x = 1,878,627.91 × 780,522.17
  4. Step 4: Simplify right side
    1,361,245.01x = 1,466,310,732,935.76
  5. Step 5: Solve for x
    x = 1,466,310,732,935.76/1,361,245.01
  6. Step 6: Final answer
    x = 1,077,183.55

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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.