Home / 1,666,960.76-2,300,403.66-903,017.72

Finding the Fourth Proportional to 1,666,960.76, 2,300,403.66 and 903,017.72

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Solution

The fourth proportional to 1,666,960.76, 2,300,403.66 and 903,017.72 is: 1,246,163.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,960.76 : 2,300,403.66 = 903,017.72 : x
  2. Step 2: Convert to fraction form
    1,666,960.76/2,300,403.66 = 903,017.72/x
  3. Step 3: Cross multiply
    1,666,960.76x = 2,300,403.66 × 903,017.72
  4. Step 4: Simplify right side
    1,666,960.76x = 2,077,305,268,132.86
  5. Step 5: Solve for x
    x = 2,077,305,268,132.86/1,666,960.76
  6. Step 6: Final answer
    x = 1,246,163.27

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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.