Home / 2,792,231.96-4,187,849.36-742,904.28

Finding the Fourth Proportional to 2,792,231.96, 4,187,849.36 and 742,904.28

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Solution

The fourth proportional to 2,792,231.96, 4,187,849.36 and 742,904.28 is: 1,114,223.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,231.96 : 4,187,849.36 = 742,904.28 : x
  2. Step 2: Convert to fraction form
    2,792,231.96/4,187,849.36 = 742,904.28/x
  3. Step 3: Cross multiply
    2,792,231.96x = 4,187,849.36 × 742,904.28
  4. Step 4: Simplify right side
    2,792,231.96x = 3,111,171,213,539.26
  5. Step 5: Solve for x
    x = 3,111,171,213,539.26/2,792,231.96
  6. Step 6: Final answer
    x = 1,114,223.77

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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.