Home / 1,285,817.61-1,928,591.10-527,739.24

Finding the Fourth Proportional to 1,285,817.61, 1,928,591.10 and 527,739.24

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Solution

The fourth proportional to 1,285,817.61, 1,928,591.10 and 527,739.24 is: 791,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,817.61 : 1,928,591.10 = 527,739.24 : x
  2. Step 2: Convert to fraction form
    1,285,817.61/1,928,591.10 = 527,739.24/x
  3. Step 3: Cross multiply
    1,285,817.61x = 1,928,591.10 × 527,739.24
  4. Step 4: Simplify right side
    1,285,817.61x = 1,017,793,201,384.76
  5. Step 5: Solve for x
    x = 1,017,793,201,384.76/1,285,817.61
  6. Step 6: Final answer
    x = 791,553.32

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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.