Home / 1,267,153.66-1,901,014.17-425,682.46

Finding the Fourth Proportional to 1,267,153.66, 1,901,014.17 and 425,682.46

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Solution

The fourth proportional to 1,267,153.66, 1,901,014.17 and 425,682.46 is: 638,618.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,153.66 : 1,901,014.17 = 425,682.46 : x
  2. Step 2: Convert to fraction form
    1,267,153.66/1,901,014.17 = 425,682.46/x
  3. Step 3: Cross multiply
    1,267,153.66x = 1,901,014.17 × 425,682.46
  4. Step 4: Simplify right side
    1,267,153.66x = 809,228,388,380.46
  5. Step 5: Solve for x
    x = 809,228,388,380.46/1,267,153.66
  6. Step 6: Final answer
    x = 638,618.99

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1.5x scale

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.