Home / 3,963,674.58-5,470,254.86-2,221,639.89

Finding the Fourth Proportional to 3,963,674.58, 5,470,254.86 and 2,221,639.89

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Solution

The fourth proportional to 3,963,674.58, 5,470,254.86 and 2,221,639.89 is: 3,066,078.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963,674.58 : 5,470,254.86 = 2,221,639.89 : x
  2. Step 2: Convert to fraction form
    3,963,674.58/5,470,254.86 = 2,221,639.89/x
  3. Step 3: Cross multiply
    3,963,674.58x = 5,470,254.86 × 2,221,639.89
  4. Step 4: Simplify right side
    3,963,674.58x = 12,152,936,394,334.17
  5. Step 5: Solve for x
    x = 12,152,936,394,334.17/3,963,674.58
  6. Step 6: Final answer
    x = 3,066,078.24

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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.