Home / 1,606,296.46-2,216,668.45-917,960.43

Finding the Fourth Proportional to 1,606,296.46, 2,216,668.45 and 917,960.43

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Solution

The fourth proportional to 1,606,296.46, 2,216,668.45 and 917,960.43 is: 1,266,773.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,296.46 : 2,216,668.45 = 917,960.43 : x
  2. Step 2: Convert to fraction form
    1,606,296.46/2,216,668.45 = 917,960.43/x
  3. Step 3: Cross multiply
    1,606,296.46x = 2,216,668.45 × 917,960.43
  4. Step 4: Simplify right side
    1,606,296.46x = 2,034,813,911,536.61
  5. Step 5: Solve for x
    x = 2,034,813,911,536.61/1,606,296.46
  6. Step 6: Final answer
    x = 1,266,773.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.