Home / 1,366,564.20-2,049,846.30-776,740.20

Finding the Fourth Proportional to 1,366,564.20, 2,049,846.30 and 776,740.20

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Solution

The fourth proportional to 1,366,564.20, 2,049,846.30 and 776,740.20 is: 1,165,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,564.20 : 2,049,846.30 = 776,740.20 : x
  2. Step 2: Convert to fraction form
    1,366,564.20/2,049,846.30 = 776,740.20/x
  3. Step 3: Cross multiply
    1,366,564.20x = 2,049,846.30 × 776,740.20
  4. Step 4: Simplify right side
    1,366,564.20x = 1,592,198,025,031.26
  5. Step 5: Solve for x
    x = 1,592,198,025,031.26/1,366,564.20
  6. Step 6: Final answer
    x = 1,165,110.30

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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.