Home / 1,104,226.40-1,655,302.80-864,207.20

Finding the Fourth Proportional to 1,104,226.40, 1,655,302.80 and 864,207.20

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Solution

The fourth proportional to 1,104,226.40, 1,655,302.80 and 864,207.20 is: 1,295,499.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,226.40 : 1,655,302.80 = 864,207.20 : x
  2. Step 2: Convert to fraction form
    1,104,226.40/1,655,302.80 = 864,207.20/x
  3. Step 3: Cross multiply
    1,104,226.40x = 1,655,302.80 × 864,207.20
  4. Step 4: Simplify right side
    1,104,226.40x = 1,430,524,597,940.16
  5. Step 5: Solve for x
    x = 1,430,524,597,940.16/1,104,226.40
  6. Step 6: Final answer
    x = 1,295,499.36

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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.