Home / 1,472,575.37-2,208,866.09-407,620.58

Finding the Fourth Proportional to 1,472,575.37, 2,208,866.09 and 407,620.58

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Solution

The fourth proportional to 1,472,575.37, 2,208,866.09 and 407,620.58 is: 611,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,575.37 : 2,208,866.09 = 407,620.58 : x
  2. Step 2: Convert to fraction form
    1,472,575.37/2,208,866.09 = 407,620.58/x
  3. Step 3: Cross multiply
    1,472,575.37x = 2,208,866.09 × 407,620.58
  4. Step 4: Simplify right side
    1,472,575.37x = 900,379,263,665.70
  5. Step 5: Solve for x
    x = 900,379,263,665.70/1,472,575.37
  6. Step 6: Final answer
    x = 611,431.70

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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.