Home / 2,846,429.60-3,928,117.13-1,557,291.51

Finding the Fourth Proportional to 2,846,429.60, 3,928,117.13 and 1,557,291.51

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Solution

The fourth proportional to 2,846,429.60, 3,928,117.13 and 1,557,291.51 is: 2,149,086.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846,429.60 : 3,928,117.13 = 1,557,291.51 : x
  2. Step 2: Convert to fraction form
    2,846,429.60/3,928,117.13 = 1,557,291.51/x
  3. Step 3: Cross multiply
    2,846,429.60x = 3,928,117.13 × 1,557,291.51
  4. Step 4: Simplify right side
    2,846,429.60x = 6,117,223,449,048.11
  5. Step 5: Solve for x
    x = 6,117,223,449,048.11/2,846,429.60
  6. Step 6: Final answer
    x = 2,149,086.51

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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.