Home / 1,410,117.89-1,945,985.30-765,537.57

Finding the Fourth Proportional to 1,410,117.89, 1,945,985.30 and 765,537.57

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Solution

The fourth proportional to 1,410,117.89, 1,945,985.30 and 765,537.57 is: 1,056,454.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,117.89 : 1,945,985.30 = 765,537.57 : x
  2. Step 2: Convert to fraction form
    1,410,117.89/1,945,985.30 = 765,537.57/x
  3. Step 3: Cross multiply
    1,410,117.89x = 1,945,985.30 × 765,537.57
  4. Step 4: Simplify right side
    1,410,117.89x = 1,489,724,853,990.03
  5. Step 5: Solve for x
    x = 1,489,724,853,990.03/1,410,117.89
  6. Step 6: Final answer
    x = 1,056,454.12

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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.