Home / 4,261,406.40-6,392,109.60-2,668,881.60

Finding the Fourth Proportional to 4,261,406.40, 6,392,109.60 and 2,668,881.60

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Solution

The fourth proportional to 4,261,406.40, 6,392,109.60 and 2,668,881.60 is: 4,003,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261,406.40 : 6,392,109.60 = 2,668,881.60 : x
  2. Step 2: Convert to fraction form
    4,261,406.40/6,392,109.60 = 2,668,881.60/x
  3. Step 3: Cross multiply
    4,261,406.40x = 6,392,109.60 × 2,668,881.60
  4. Step 4: Simplify right side
    4,261,406.40x = 17,059,783,696,623.36
  5. Step 5: Solve for x
    x = 17,059,783,696,623.36/4,261,406.40
  6. Step 6: Final answer
    x = 4,003,322.40

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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.