Home / 859,340.94-1,185,924.15-587,977.98

Finding the Fourth Proportional to 859,340.94, 1,185,924.15 and 587,977.98

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Solution

The fourth proportional to 859,340.94, 1,185,924.15 and 587,977.98 is: 811,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,340.94 : 1,185,924.15 = 587,977.98 : x
  2. Step 2: Convert to fraction form
    859,340.94/1,185,924.15 = 587,977.98/x
  3. Step 3: Cross multiply
    859,340.94x = 1,185,924.15 × 587,977.98
  4. Step 4: Simplify right side
    859,340.94x = 697,297,286,150.22
  5. Step 5: Solve for x
    x = 697,297,286,150.22/859,340.94
  6. Step 6: Final answer
    x = 811,432.64

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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.