Home / 6,487,871.02-9,732,387.79-1,876,784.85

Finding the Fourth Proportional to 6,487,871.02, 9,732,387.79 and 1,876,784.85

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Solution

The fourth proportional to 6,487,871.02, 9,732,387.79 and 1,876,784.85 is: 2,815,345.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487,871.02 : 9,732,387.79 = 1,876,784.85 : x
  2. Step 2: Convert to fraction form
    6,487,871.02/9,732,387.79 = 1,876,784.85/x
  3. Step 3: Cross multiply
    6,487,871.02x = 9,732,387.79 × 1,876,784.85
  4. Step 4: Simplify right side
    6,487,871.02x = 18,265,597,958,596.98
  5. Step 5: Solve for x
    x = 18,265,597,958,596.98/6,487,871.02
  6. Step 6: Final answer
    x = 2,815,345.42

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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.