Home / 2,122,758.24-2,929,441.30-1,155,907.40

Finding the Fourth Proportional to 2,122,758.24, 2,929,441.30 and 1,155,907.40

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Solution

The fourth proportional to 2,122,758.24, 2,929,441.30 and 1,155,907.40 is: 1,595,171.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,758.24 : 2,929,441.30 = 1,155,907.40 : x
  2. Step 2: Convert to fraction form
    2,122,758.24/2,929,441.30 = 1,155,907.40/x
  3. Step 3: Cross multiply
    2,122,758.24x = 2,929,441.30 × 1,155,907.40
  4. Step 4: Simplify right side
    2,122,758.24x = 3,386,162,876,535.62
  5. Step 5: Solve for x
    x = 3,386,162,876,535.62/2,122,758.24
  6. Step 6: Final answer
    x = 1,595,171.23

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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.