Home / 1,536,846.58-2,120,762.01-857,826.82

Finding the Fourth Proportional to 1,536,846.58, 2,120,762.01 and 857,826.82

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Solution

The fourth proportional to 1,536,846.58, 2,120,762.01 and 857,826.82 is: 1,183,752.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,846.58 : 2,120,762.01 = 857,826.82 : x
  2. Step 2: Convert to fraction form
    1,536,846.58/2,120,762.01 = 857,826.82/x
  3. Step 3: Cross multiply
    1,536,846.58x = 2,120,762.01 × 857,826.82
  4. Step 4: Simplify right side
    1,536,846.58x = 1,819,246,531,015.11
  5. Step 5: Solve for x
    x = 1,819,246,531,015.11/1,536,846.58
  6. Step 6: Final answer
    x = 1,183,752.86

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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.