Home / 2,080,347.40-3,120,521.10-1,796,912.20

Finding the Fourth Proportional to 2,080,347.40, 3,120,521.10 and 1,796,912.20

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Solution

The fourth proportional to 2,080,347.40, 3,120,521.10 and 1,796,912.20 is: 2,695,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,347.40 : 3,120,521.10 = 1,796,912.20 : x
  2. Step 2: Convert to fraction form
    2,080,347.40/3,120,521.10 = 1,796,912.20/x
  3. Step 3: Cross multiply
    2,080,347.40x = 3,120,521.10 × 1,796,912.20
  4. Step 4: Simplify right side
    2,080,347.40x = 5,607,302,434,947.42
  5. Step 5: Solve for x
    x = 5,607,302,434,947.42/2,080,347.40
  6. Step 6: Final answer
    x = 2,695,368.30

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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.