Home / 1,297,423.89-1,945,304.24-539,790.93

Finding the Fourth Proportional to 1,297,423.89, 1,945,304.24 and 539,790.93

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Solution

The fourth proportional to 1,297,423.89, 1,945,304.24 and 539,790.93 is: 809,340.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,423.89 : 1,945,304.24 = 539,790.93 : x
  2. Step 2: Convert to fraction form
    1,297,423.89/1,945,304.24 = 539,790.93/x
  3. Step 3: Cross multiply
    1,297,423.89x = 1,945,304.24 × 539,790.93
  4. Step 4: Simplify right side
    1,297,423.89x = 1,050,057,582,143.59
  5. Step 5: Solve for x
    x = 1,050,057,582,143.59/1,297,423.89
  6. Step 6: Final answer
    x = 809,340.41

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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.