Home / 3,370,086.90-5,055,130.35-1,348,642.80

Finding the Fourth Proportional to 3,370,086.90, 5,055,130.35 and 1,348,642.80

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Solution

The fourth proportional to 3,370,086.90, 5,055,130.35 and 1,348,642.80 is: 2,022,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370,086.90 : 5,055,130.35 = 1,348,642.80 : x
  2. Step 2: Convert to fraction form
    3,370,086.90/5,055,130.35 = 1,348,642.80/x
  3. Step 3: Cross multiply
    3,370,086.90x = 5,055,130.35 × 1,348,642.80
  4. Step 4: Simplify right side
    3,370,086.90x = 6,817,565,149,588.98
  5. Step 5: Solve for x
    x = 6,817,565,149,588.98/3,370,086.90
  6. Step 6: Final answer
    x = 2,022,964.20

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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.