Home / 1,643,967-2,465,950.52-462,015

Finding the Fourth Proportional to 1,643,967, 2,465,950.52 and 462,015

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Solution

The fourth proportional to 1,643,967, 2,465,950.52 and 462,015 is: 693,022.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,967 : 2,465,950.52 = 462,015 : x
  2. Step 2: Convert to fraction form
    1,643,967/2,465,950.52 = 462,015/x
  3. Step 3: Cross multiply
    1,643,967x = 2,465,950.52 × 462,015
  4. Step 4: Simplify right side
    1,643,967x = 1,139,306,129,497.80
  5. Step 5: Solve for x
    x = 1,139,306,129,497.80/1,643,967
  6. Step 6: Final answer
    x = 693,022.51

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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.