Home / 1,317,705.52-1,818,433.70-714,093.52

Finding the Fourth Proportional to 1,317,705.52, 1,818,433.70 and 714,093.52

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Solution

The fourth proportional to 1,317,705.52, 1,818,433.70 and 714,093.52 is: 985,449.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,705.52 : 1,818,433.70 = 714,093.52 : x
  2. Step 2: Convert to fraction form
    1,317,705.52/1,818,433.70 = 714,093.52/x
  3. Step 3: Cross multiply
    1,317,705.52x = 1,818,433.70 × 714,093.52
  4. Step 4: Simplify right side
    1,317,705.52x = 1,298,531,721,719.62
  5. Step 5: Solve for x
    x = 1,298,531,721,719.62/1,317,705.52
  6. Step 6: Final answer
    x = 985,449.10

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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.