Home / 1,295,140.80-1,941,789.60-496,113.60

Finding the Fourth Proportional to 1,295,140.80, 1,941,789.60 and 496,113.60

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Solution

The fourth proportional to 1,295,140.80, 1,941,789.60 and 496,113.60 is: 743,817.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,140.80 : 1,941,789.60 = 496,113.60 : x
  2. Step 2: Convert to fraction form
    1,295,140.80/1,941,789.60 = 496,113.60/x
  3. Step 3: Cross multiply
    1,295,140.80x = 1,941,789.60 × 496,113.60
  4. Step 4: Simplify right side
    1,295,140.80x = 963,348,228,898.56
  5. Step 5: Solve for x
    x = 963,348,228,898.56/1,295,140.80
  6. Step 6: Final answer
    x = 743,817.37

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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.