Home / 3,580,677.51-4,941,398.01-1,949,131.77

Finding the Fourth Proportional to 3,580,677.51, 4,941,398.01 and 1,949,131.77

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Solution

The fourth proportional to 3,580,677.51, 4,941,398.01 and 1,949,131.77 is: 2,689,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,677.51 : 4,941,398.01 = 1,949,131.77 : x
  2. Step 2: Convert to fraction form
    3,580,677.51/4,941,398.01 = 1,949,131.77/x
  3. Step 3: Cross multiply
    3,580,677.51x = 4,941,398.01 × 1,949,131.77
  4. Step 4: Simplify right side
    3,580,677.51x = 9,631,435,849,505.78
  5. Step 5: Solve for x
    x = 9,631,435,849,505.78/3,580,677.51
  6. Step 6: Final answer
    x = 2,689,836.16

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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.