Home / 3,929,950.47-5,423,276.07-2,211,066.87

Finding the Fourth Proportional to 3,929,950.47, 5,423,276.07 and 2,211,066.87

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Solution

The fourth proportional to 3,929,950.47, 5,423,276.07 and 2,211,066.87 is: 3,051,241.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,950.47 : 5,423,276.07 = 2,211,066.87 : x
  2. Step 2: Convert to fraction form
    3,929,950.47/5,423,276.07 = 2,211,066.87/x
  3. Step 3: Cross multiply
    3,929,950.47x = 5,423,276.07 × 2,211,066.87
  4. Step 4: Simplify right side
    3,929,950.47x = 11,991,226,045,240.80
  5. Step 5: Solve for x
    x = 11,991,226,045,240.80/3,929,950.47
  6. Step 6: Final answer
    x = 3,051,241.01

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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.