Home / 3,913,859.46-5,872,644.45-1,890,969.42

Finding the Fourth Proportional to 3,913,859.46, 5,872,644.45 and 1,890,969.42

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Solution

The fourth proportional to 3,913,859.46, 5,872,644.45 and 1,890,969.42 is: 2,837,350.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,859.46 : 5,872,644.45 = 1,890,969.42 : x
  2. Step 2: Convert to fraction form
    3,913,859.46/5,872,644.45 = 1,890,969.42/x
  3. Step 3: Cross multiply
    3,913,859.46x = 5,872,644.45 × 1,890,969.42
  4. Step 4: Simplify right side
    3,913,859.46x = 11,104,991,069,482.72
  5. Step 5: Solve for x
    x = 11,104,991,069,482.72/3,913,859.46
  6. Step 6: Final answer
    x = 2,837,350.49

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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.