Home / 1,346,596.11-1,856,621.75-862,365.15

Finding the Fourth Proportional to 1,346,596.11, 1,856,621.75 and 862,365.15

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Solution

The fourth proportional to 1,346,596.11, 1,856,621.75 and 862,365.15 is: 1,188,987.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,596.11 : 1,856,621.75 = 862,365.15 : x
  2. Step 2: Convert to fraction form
    1,346,596.11/1,856,621.75 = 862,365.15/x
  3. Step 3: Cross multiply
    1,346,596.11x = 1,856,621.75 × 862,365.15
  4. Step 4: Simplify right side
    1,346,596.11x = 1,601,085,889,620.19
  5. Step 5: Solve for x
    x = 1,601,085,889,620.19/1,346,596.11
  6. Step 6: Final answer
    x = 1,188,987.46

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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.