Home / 3,561,235.42-4,914,509.20-1,929,641.50

Finding the Fourth Proportional to 3,561,235.42, 4,914,509.20 and 1,929,641.50

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Solution

The fourth proportional to 3,561,235.42, 4,914,509.20 and 1,929,641.50 is: 2,662,907.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,235.42 : 4,914,509.20 = 1,929,641.50 : x
  2. Step 2: Convert to fraction form
    3,561,235.42/4,914,509.20 = 1,929,641.50/x
  3. Step 3: Cross multiply
    3,561,235.42x = 4,914,509.20 × 1,929,641.50
  4. Step 4: Simplify right side
    3,561,235.42x = 9,483,240,904,451.80
  5. Step 5: Solve for x
    x = 9,483,240,904,451.80/3,561,235.42
  6. Step 6: Final answer
    x = 2,662,907.61

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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.