Home / 3,926,068.40-5,417,941.80-2,207,196.56

Finding the Fourth Proportional to 3,926,068.40, 5,417,941.80 and 2,207,196.56

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Solution

The fourth proportional to 3,926,068.40, 5,417,941.80 and 2,207,196.56 is: 3,045,912.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926,068.40 : 5,417,941.80 = 2,207,196.56 : x
  2. Step 2: Convert to fraction form
    3,926,068.40/5,417,941.80 = 2,207,196.56/x
  3. Step 3: Cross multiply
    3,926,068.40x = 5,417,941.80 × 2,207,196.56
  4. Step 4: Simplify right side
    3,926,068.40x = 11,958,462,503,240.21
  5. Step 5: Solve for x
    x = 11,958,462,503,240.21/3,926,068.40
  6. Step 6: Final answer
    x = 3,045,912.93

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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.