Home / 3,418,389.51-4,716,853.50-1,967,804.66

Finding the Fourth Proportional to 3,418,389.51, 4,716,853.50 and 1,967,804.66

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Solution

The fourth proportional to 3,418,389.51, 4,716,853.50 and 1,967,804.66 is: 2,715,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,389.51 : 4,716,853.50 = 1,967,804.66 : x
  2. Step 2: Convert to fraction form
    3,418,389.51/4,716,853.50 = 1,967,804.66/x
  3. Step 3: Cross multiply
    3,418,389.51x = 4,716,853.50 × 1,967,804.66
  4. Step 4: Simplify right side
    3,418,389.51x = 9,281,846,274,253.04
  5. Step 5: Solve for x
    x = 9,281,846,274,253.04/3,418,389.51
  6. Step 6: Final answer
    x = 2,715,268.77

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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.