Home / 1,581,835.48-2,182,922.94-856,671.64

Finding the Fourth Proportional to 1,581,835.48, 2,182,922.94 and 856,671.64

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Solution

The fourth proportional to 1,581,835.48, 2,182,922.94 and 856,671.64 is: 1,182,201.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,835.48 : 2,182,922.94 = 856,671.64 : x
  2. Step 2: Convert to fraction form
    1,581,835.48/2,182,922.94 = 856,671.64/x
  3. Step 3: Cross multiply
    1,581,835.48x = 2,182,922.94 × 856,671.64
  4. Step 4: Simplify right side
    1,581,835.48x = 1,870,048,175,003.42
  5. Step 5: Solve for x
    x = 1,870,048,175,003.42/1,581,835.48
  6. Step 6: Final answer
    x = 1,182,201.44

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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.