Home / 1,317,773.52-1,817,825.28-801,684.72

Finding the Fourth Proportional to 1,317,773.52, 1,817,825.28 and 801,684.72

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Solution

The fourth proportional to 1,317,773.52, 1,817,825.28 and 801,684.72 is: 1,105,897.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,773.52 : 1,817,825.28 = 801,684.72 : x
  2. Step 2: Convert to fraction form
    1,317,773.52/1,817,825.28 = 801,684.72/x
  3. Step 3: Cross multiply
    1,317,773.52x = 1,817,825.28 × 801,684.72
  4. Step 4: Simplify right side
    1,317,773.52x = 1,457,322,750,605.72
  5. Step 5: Solve for x
    x = 1,457,322,750,605.72/1,317,773.52
  6. Step 6: Final answer
    x = 1,105,897.73

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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.