Home / 3,022,345.63-4,534,116.74-863,389.37

Finding the Fourth Proportional to 3,022,345.63, 4,534,116.74 and 863,389.37

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Solution

The fourth proportional to 3,022,345.63, 4,534,116.74 and 863,389.37 is: 1,295,254.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022,345.63 : 4,534,116.74 = 863,389.37 : x
  2. Step 2: Convert to fraction form
    3,022,345.63/4,534,116.74 = 863,389.37/x
  3. Step 3: Cross multiply
    3,022,345.63x = 4,534,116.74 × 863,389.37
  4. Step 4: Simplify right side
    3,022,345.63x = 3,914,708,191,338.11
  5. Step 5: Solve for x
    x = 3,914,708,191,338.11/3,022,345.63
  6. Step 6: Final answer
    x = 1,295,254.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.