Home / 3,662,840.90-5,490,470.55-1,642,052.90

Finding the Fourth Proportional to 3,662,840.90, 5,490,470.55 and 1,642,052.90

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Solution

The fourth proportional to 3,662,840.90, 5,490,470.55 and 1,642,052.90 is: 2,461,379.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662,840.90 : 5,490,470.55 = 1,642,052.90 : x
  2. Step 2: Convert to fraction form
    3,662,840.90/5,490,470.55 = 1,642,052.90/x
  3. Step 3: Cross multiply
    3,662,840.90x = 5,490,470.55 × 1,642,052.90
  4. Step 4: Simplify right side
    3,662,840.90x = 9,015,643,088,992.09
  5. Step 5: Solve for x
    x = 9,015,643,088,992.09/3,662,840.90
  6. Step 6: Final answer
    x = 2,461,379.93

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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.