Home / 4,534,719.80-6,802,079.70-3,119,142.20

Finding the Fourth Proportional to 4,534,719.80, 6,802,079.70 and 3,119,142.20

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Solution

The fourth proportional to 4,534,719.80, 6,802,079.70 and 3,119,142.20 is: 4,678,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,534,719.80 : 6,802,079.70 = 3,119,142.20 : x
  2. Step 2: Convert to fraction form
    4,534,719.80/6,802,079.70 = 3,119,142.20/x
  3. Step 3: Cross multiply
    4,534,719.80x = 6,802,079.70 × 3,119,142.20
  4. Step 4: Simplify right side
    4,534,719.80x = 21,216,653,840,033.34
  5. Step 5: Solve for x
    x = 21,216,653,840,033.34/4,534,719.80
  6. Step 6: Final answer
    x = 4,678,713.30

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Similar ratio
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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.