Home / 3,500,783.80-5,240,678.10-3,293,164.60

Finding the Fourth Proportional to 3,500,783.80, 5,240,678.10 and 3,293,164.60

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Solution

The fourth proportional to 3,500,783.80, 5,240,678.10 and 3,293,164.60 is: 4,929,871.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,783.80 : 5,240,678.10 = 3,293,164.60 : x
  2. Step 2: Convert to fraction form
    3,500,783.80/5,240,678.10 = 3,293,164.60/x
  3. Step 3: Cross multiply
    3,500,783.80x = 5,240,678.10 × 3,293,164.60
  4. Step 4: Simplify right side
    3,500,783.80x = 17,258,415,598,915.26
  5. Step 5: Solve for x
    x = 17,258,415,598,915.26/3,500,783.80
  6. Step 6: Final answer
    x = 4,929,871.88

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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.