Home / 3,240,804.48-4,472,357.09-1,790,533.28

Finding the Fourth Proportional to 3,240,804.48, 4,472,357.09 and 1,790,533.28

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Solution

The fourth proportional to 3,240,804.48, 4,472,357.09 and 1,790,533.28 is: 2,470,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,804.48 : 4,472,357.09 = 1,790,533.28 : x
  2. Step 2: Convert to fraction form
    3,240,804.48/4,472,357.09 = 1,790,533.28/x
  3. Step 3: Cross multiply
    3,240,804.48x = 4,472,357.09 × 1,790,533.28
  4. Step 4: Simplify right side
    3,240,804.48x = 8,007,904,178,374.50
  5. Step 5: Solve for x
    x = 8,007,904,178,374.50/3,240,804.48
  6. Step 6: Final answer
    x = 2,470,961.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.