Home / 1,533,960.17-2,116,871.45-845,616.92

Finding the Fourth Proportional to 1,533,960.17, 2,116,871.45 and 845,616.92

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Solution

The fourth proportional to 1,533,960.17, 2,116,871.45 and 845,616.92 is: 1,166,954.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,960.17 : 2,116,871.45 = 845,616.92 : x
  2. Step 2: Convert to fraction form
    1,533,960.17/2,116,871.45 = 845,616.92/x
  3. Step 3: Cross multiply
    1,533,960.17x = 2,116,871.45 × 845,616.92
  4. Step 4: Simplify right side
    1,533,960.17x = 1,790,062,315,584.93
  5. Step 5: Solve for x
    x = 1,790,062,315,584.93/1,533,960.17
  6. Step 6: Final answer
    x = 1,166,954.89

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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.