Home / 3,109,840.80-4,666,834.80-1,762,000.80

Finding the Fourth Proportional to 3,109,840.80, 4,666,834.80 and 1,762,000.80

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Solution

The fourth proportional to 3,109,840.80, 4,666,834.80 and 1,762,000.80 is: 2,644,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,840.80 : 4,666,834.80 = 1,762,000.80 : x
  2. Step 2: Convert to fraction form
    3,109,840.80/4,666,834.80 = 1,762,000.80/x
  3. Step 3: Cross multiply
    3,109,840.80x = 4,666,834.80 × 1,762,000.80
  4. Step 4: Simplify right side
    3,109,840.80x = 8,222,966,651,067.84
  5. Step 5: Solve for x
    x = 8,222,966,651,067.84/3,109,840.80
  6. Step 6: Final answer
    x = 2,644,176.08

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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.