Home / 1,859,215.24-2,787,111.51-722,733.40

Finding the Fourth Proportional to 1,859,215.24, 2,787,111.51 and 722,733.40

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Solution

The fourth proportional to 1,859,215.24, 2,787,111.51 and 722,733.40 is: 1,083,434.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,215.24 : 2,787,111.51 = 722,733.40 : x
  2. Step 2: Convert to fraction form
    1,859,215.24/2,787,111.51 = 722,733.40/x
  3. Step 3: Cross multiply
    1,859,215.24x = 2,787,111.51 × 722,733.40
  4. Step 4: Simplify right side
    1,859,215.24x = 2,014,338,577,801.43
  5. Step 5: Solve for x
    x = 2,014,338,577,801.43/1,859,215.24
  6. Step 6: Final answer
    x = 1,083,434.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.