Home / 4,814,114.80-7,219,422.60-1,619,345.20

Finding the Fourth Proportional to 4,814,114.80, 7,219,422.60 and 1,619,345.20

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Solution

The fourth proportional to 4,814,114.80, 7,219,422.60 and 1,619,345.20 is: 2,428,429.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814,114.80 : 7,219,422.60 = 1,619,345.20 : x
  2. Step 2: Convert to fraction form
    4,814,114.80/7,219,422.60 = 1,619,345.20/x
  3. Step 3: Cross multiply
    4,814,114.80x = 7,219,422.60 × 1,619,345.20
  4. Step 4: Simplify right side
    4,814,114.80x = 11,690,737,334,081.52
  5. Step 5: Solve for x
    x = 11,690,737,334,081.52/4,814,114.80
  6. Step 6: Final answer
    x = 2,428,429.28

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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.