Home / 3,847,312.80-5,308,830-2,216,253.60

Finding the Fourth Proportional to 3,847,312.80, 5,308,830 and 2,216,253.60

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Solution

The fourth proportional to 3,847,312.80, 5,308,830 and 2,216,253.60 is: 3,058,164.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,312.80 : 5,308,830 = 2,216,253.60 : x
  2. Step 2: Convert to fraction form
    3,847,312.80/5,308,830 = 2,216,253.60/x
  3. Step 3: Cross multiply
    3,847,312.80x = 5,308,830 × 2,216,253.60
  4. Step 4: Simplify right side
    3,847,312.80x = 11,765,713,599,288
  5. Step 5: Solve for x
    x = 11,765,713,599,288/3,847,312.80
  6. Step 6: Final answer
    x = 3,058,164.03

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1.5x scale

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.