Home / 1,656,282.80-2,285,617.08-931,160.96

Finding the Fourth Proportional to 1,656,282.80, 2,285,617.08 and 931,160.96

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Solution

The fourth proportional to 1,656,282.80, 2,285,617.08 and 931,160.96 is: 1,284,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,282.80 : 2,285,617.08 = 931,160.96 : x
  2. Step 2: Convert to fraction form
    1,656,282.80/2,285,617.08 = 931,160.96/x
  3. Step 3: Cross multiply
    1,656,282.80x = 2,285,617.08 × 931,160.96
  4. Step 4: Simplify right side
    1,656,282.80x = 2,128,277,394,405.20
  5. Step 5: Solve for x
    x = 2,128,277,394,405.20/1,656,282.80
  6. Step 6: Final answer
    x = 1,284,972.22

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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.