Home / 2,947,488.03-4,067,504.73-1,640,719.35

Finding the Fourth Proportional to 2,947,488.03, 4,067,504.73 and 1,640,719.35

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Solution

The fourth proportional to 2,947,488.03, 4,067,504.73 and 1,640,719.35 is: 2,264,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,488.03 : 4,067,504.73 = 1,640,719.35 : x
  2. Step 2: Convert to fraction form
    2,947,488.03/4,067,504.73 = 1,640,719.35/x
  3. Step 3: Cross multiply
    2,947,488.03x = 4,067,504.73 × 1,640,719.35
  4. Step 4: Simplify right side
    2,947,488.03x = 6,673,633,716,727.53
  5. Step 5: Solve for x
    x = 6,673,633,716,727.53/2,947,488.03
  6. Step 6: Final answer
    x = 2,264,176.70

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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.