Home / 1,646,177.92-2,271,813.66-920,982.52

Finding the Fourth Proportional to 1,646,177.92, 2,271,813.66 and 920,982.52

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Solution

The fourth proportional to 1,646,177.92, 2,271,813.66 and 920,982.52 is: 1,271,005.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,177.92 : 2,271,813.66 = 920,982.52 : x
  2. Step 2: Convert to fraction form
    1,646,177.92/2,271,813.66 = 920,982.52/x
  3. Step 3: Cross multiply
    1,646,177.92x = 2,271,813.66 × 920,982.52
  4. Step 4: Simplify right side
    1,646,177.92x = 2,092,300,669,557.22
  5. Step 5: Solve for x
    x = 2,092,300,669,557.22/1,646,177.92
  6. Step 6: Final answer
    x = 1,271,005.18

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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.