Home / 1,317,495.82-1,817,140.89-1,134,046.48

Finding the Fourth Proportional to 1,317,495.82, 1,817,140.89 and 1,134,046.48

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Solution

The fourth proportional to 1,317,495.82, 1,817,140.89 and 1,134,046.48 is: 1,564,120.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,495.82 : 1,817,140.89 = 1,134,046.48 : x
  2. Step 2: Convert to fraction form
    1,317,495.82/1,817,140.89 = 1,134,046.48/x
  3. Step 3: Cross multiply
    1,317,495.82x = 1,817,140.89 × 1,134,046.48
  4. Step 4: Simplify right side
    1,317,495.82x = 2,060,722,229,968.57
  5. Step 5: Solve for x
    x = 2,060,722,229,968.57/1,317,495.82
  6. Step 6: Final answer
    x = 1,564,120.51

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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.