Home / 1,619,182.20-2,429,064.90-672,648.60

Finding the Fourth Proportional to 1,619,182.20, 2,429,064.90 and 672,648.60

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Solution

The fourth proportional to 1,619,182.20, 2,429,064.90 and 672,648.60 is: 1,009,094.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,182.20 : 2,429,064.90 = 672,648.60 : x
  2. Step 2: Convert to fraction form
    1,619,182.20/2,429,064.90 = 672,648.60/x
  3. Step 3: Cross multiply
    1,619,182.20x = 2,429,064.90 × 672,648.60
  4. Step 4: Simplify right side
    1,619,182.20x = 1,633,907,104,294.14
  5. Step 5: Solve for x
    x = 1,633,907,104,294.14/1,619,182.20
  6. Step 6: Final answer
    x = 1,009,094.04

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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.