Home / 1,463,612.80-2,196,801.60-903,740.80

Finding the Fourth Proportional to 1,463,612.80, 2,196,801.60 and 903,740.80

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Solution

The fourth proportional to 1,463,612.80, 2,196,801.60 and 903,740.80 is: 1,356,464.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,612.80 : 2,196,801.60 = 903,740.80 : x
  2. Step 2: Convert to fraction form
    1,463,612.80/2,196,801.60 = 903,740.80/x
  3. Step 3: Cross multiply
    1,463,612.80x = 2,196,801.60 × 903,740.80
  4. Step 4: Simplify right side
    1,463,612.80x = 1,985,339,235,425.28
  5. Step 5: Solve for x
    x = 1,985,339,235,425.28/1,463,612.80
  6. Step 6: Final answer
    x = 1,356,464.79

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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.