Home / 1,491,036.30-2,236,554.45-493,764.30

Finding the Fourth Proportional to 1,491,036.30, 2,236,554.45 and 493,764.30

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Solution

The fourth proportional to 1,491,036.30, 2,236,554.45 and 493,764.30 is: 740,646.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,036.30 : 2,236,554.45 = 493,764.30 : x
  2. Step 2: Convert to fraction form
    1,491,036.30/2,236,554.45 = 493,764.30/x
  3. Step 3: Cross multiply
    1,491,036.30x = 2,236,554.45 × 493,764.30
  4. Step 4: Simplify right side
    1,491,036.30x = 1,104,330,742,416.14
  5. Step 5: Solve for x
    x = 1,104,330,742,416.14/1,491,036.30
  6. Step 6: Final answer
    x = 740,646.45

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Double scale
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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.