Home / 1,309,808.20-1,965,308.46-635,525.32

Finding the Fourth Proportional to 1,309,808.20, 1,965,308.46 and 635,525.32

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Solution

The fourth proportional to 1,309,808.20, 1,965,308.46 and 635,525.32 is: 953,577.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,808.20 : 1,965,308.46 = 635,525.32 : x
  2. Step 2: Convert to fraction form
    1,309,808.20/1,965,308.46 = 635,525.32/x
  3. Step 3: Cross multiply
    1,309,808.20x = 1,965,308.46 × 635,525.32
  4. Step 4: Simplify right side
    1,309,808.20x = 1,249,003,287,940.21
  5. Step 5: Solve for x
    x = 1,249,003,287,940.21/1,309,808.20
  6. Step 6: Final answer
    x = 953,577.24

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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.