Home / 2,289,380.88-3,159,357.48-1,430,439.24

Finding the Fourth Proportional to 2,289,380.88, 3,159,357.48 and 1,430,439.24

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Solution

The fourth proportional to 2,289,380.88, 3,159,357.48 and 1,430,439.24 is: 1,974,013.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289,380.88 : 3,159,357.48 = 1,430,439.24 : x
  2. Step 2: Convert to fraction form
    2,289,380.88/3,159,357.48 = 1,430,439.24/x
  3. Step 3: Cross multiply
    2,289,380.88x = 3,159,357.48 × 1,430,439.24
  4. Step 4: Simplify right side
    2,289,380.88x = 4,519,268,912,579.52
  5. Step 5: Solve for x
    x = 4,519,268,912,579.52/2,289,380.88
  6. Step 6: Final answer
    x = 1,974,013.57

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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.