Home / 2,242,246.16-3,361,369.32-821,970.74

Finding the Fourth Proportional to 2,242,246.16, 3,361,369.32 and 821,970.74

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Solution

The fourth proportional to 2,242,246.16, 3,361,369.32 and 821,970.74 is: 1,232,222.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242,246.16 : 3,361,369.32 = 821,970.74 : x
  2. Step 2: Convert to fraction form
    2,242,246.16/3,361,369.32 = 821,970.74/x
  3. Step 3: Cross multiply
    2,242,246.16x = 3,361,369.32 × 821,970.74
  4. Step 4: Simplify right side
    2,242,246.16x = 2,762,947,227,373.70
  5. Step 5: Solve for x
    x = 2,762,947,227,373.70/2,242,246.16
  6. Step 6: Final answer
    x = 1,232,222.97

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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.