Home / 2,080,135.40-3,120,203.10-1,184,340.20

Finding the Fourth Proportional to 2,080,135.40, 3,120,203.10 and 1,184,340.20

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Solution

The fourth proportional to 2,080,135.40, 3,120,203.10 and 1,184,340.20 is: 1,776,510.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,135.40 : 3,120,203.10 = 1,184,340.20 : x
  2. Step 2: Convert to fraction form
    2,080,135.40/3,120,203.10 = 1,184,340.20/x
  3. Step 3: Cross multiply
    2,080,135.40x = 3,120,203.10 × 1,184,340.20
  4. Step 4: Simplify right side
    2,080,135.40x = 3,695,381,963,494.62
  5. Step 5: Solve for x
    x = 3,695,381,963,494.62/2,080,135.40
  6. Step 6: Final answer
    x = 1,776,510.30

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Similar ratio
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1.5x scale

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.