Home / 2,792,218.58-4,187,829.29-742,890.91

Finding the Fourth Proportional to 2,792,218.58, 4,187,829.29 and 742,890.91

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Solution

The fourth proportional to 2,792,218.58, 4,187,829.29 and 742,890.91 is: 1,114,203.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,218.58 : 4,187,829.29 = 742,890.91 : x
  2. Step 2: Convert to fraction form
    2,792,218.58/4,187,829.29 = 742,890.91/x
  3. Step 3: Cross multiply
    2,792,218.58x = 4,187,829.29 × 742,890.91
  4. Step 4: Simplify right side
    2,792,218.58x = 3,111,100,312,172.75
  5. Step 5: Solve for x
    x = 3,111,100,312,172.75/2,792,218.58
  6. Step 6: Final answer
    x = 1,114,203.71

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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.