Home / 4,785,315.60-7,179,329.34-1,947,464.40

Finding the Fourth Proportional to 4,785,315.60, 7,179,329.34 and 1,947,464.40

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Solution

The fourth proportional to 4,785,315.60, 7,179,329.34 and 1,947,464.40 is: 2,921,748.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785,315.60 : 7,179,329.34 = 1,947,464.40 : x
  2. Step 2: Convert to fraction form
    4,785,315.60/7,179,329.34 = 1,947,464.40/x
  3. Step 3: Cross multiply
    4,785,315.60x = 7,179,329.34 × 1,947,464.40
  4. Step 4: Simplify right side
    4,785,315.60x = 13,981,488,305,525.49
  5. Step 5: Solve for x
    x = 13,981,488,305,525.49/4,785,315.60
  6. Step 6: Final answer
    x = 2,921,748.42

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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.