Home / 3,851,425.60-5,772,472.80-1,719,246.40

Finding the Fourth Proportional to 3,851,425.60, 5,772,472.80 and 1,719,246.40

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Solution

The fourth proportional to 3,851,425.60, 5,772,472.80 and 1,719,246.40 is: 2,576,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,425.60 : 5,772,472.80 = 1,719,246.40 : x
  2. Step 2: Convert to fraction form
    3,851,425.60/5,772,472.80 = 1,719,246.40/x
  3. Step 3: Cross multiply
    3,851,425.60x = 5,772,472.80 × 1,719,246.40
  4. Step 4: Simplify right side
    3,851,425.60x = 9,924,303,080,497.92
  5. Step 5: Solve for x
    x = 9,924,303,080,497.92/3,851,425.60
  6. Step 6: Final answer
    x = 2,576,786.91

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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.