Home / 1,214,045.40-1,821,068.10-582,634.20

Finding the Fourth Proportional to 1,214,045.40, 1,821,068.10 and 582,634.20

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Solution

The fourth proportional to 1,214,045.40, 1,821,068.10 and 582,634.20 is: 873,951.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,045.40 : 1,821,068.10 = 582,634.20 : x
  2. Step 2: Convert to fraction form
    1,214,045.40/1,821,068.10 = 582,634.20/x
  3. Step 3: Cross multiply
    1,214,045.40x = 1,821,068.10 × 582,634.20
  4. Step 4: Simplify right side
    1,214,045.40x = 1,061,016,555,589.02
  5. Step 5: Solve for x
    x = 1,061,016,555,589.02/1,214,045.40
  6. Step 6: Final answer
    x = 873,951.30

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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.