Home / 1,050,963.42-1,449,809.91-621,035.58

Finding the Fourth Proportional to 1,050,963.42, 1,449,809.91 and 621,035.58

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Solution

The fourth proportional to 1,050,963.42, 1,449,809.91 and 621,035.58 is: 856,722.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,963.42 : 1,449,809.91 = 621,035.58 : x
  2. Step 2: Convert to fraction form
    1,050,963.42/1,449,809.91 = 621,035.58/x
  3. Step 3: Cross multiply
    1,050,963.42x = 1,449,809.91 × 621,035.58
  4. Step 4: Simplify right side
    1,050,963.42x = 900,383,538,346.60
  5. Step 5: Solve for x
    x = 900,383,538,346.60/1,050,963.42
  6. Step 6: Final answer
    x = 856,722.05

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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.