Home / 1,781,936.92-2,666,520.18-1,542,875.56

Finding the Fourth Proportional to 1,781,936.92, 2,666,520.18 and 1,542,875.56

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Solution

The fourth proportional to 1,781,936.92, 2,666,520.18 and 1,542,875.56 is: 2,308,784.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,936.92 : 2,666,520.18 = 1,542,875.56 : x
  2. Step 2: Convert to fraction form
    1,781,936.92/2,666,520.18 = 1,542,875.56/x
  3. Step 3: Cross multiply
    1,781,936.92x = 2,666,520.18 × 1,542,875.56
  4. Step 4: Simplify right side
    1,781,936.92x = 4,114,108,815,968.80
  5. Step 5: Solve for x
    x = 4,114,108,815,968.80/1,781,936.92
  6. Step 6: Final answer
    x = 2,308,784.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.