Home / 4,266,901.80-6,401,274.30-1,275,388.20

Finding the Fourth Proportional to 4,266,901.80, 6,401,274.30 and 1,275,388.20

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Solution

The fourth proportional to 4,266,901.80, 6,401,274.30 and 1,275,388.20 is: 1,913,357.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266,901.80 : 6,401,274.30 = 1,275,388.20 : x
  2. Step 2: Convert to fraction form
    4,266,901.80/6,401,274.30 = 1,275,388.20/x
  3. Step 3: Cross multiply
    4,266,901.80x = 6,401,274.30 × 1,275,388.20
  4. Step 4: Simplify right side
    4,266,901.80x = 8,164,109,707,183.26
  5. Step 5: Solve for x
    x = 8,164,109,707,183.26/4,266,901.80
  6. Step 6: Final answer
    x = 1,913,357.77

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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.