Home / 4,620,074.39-6,929,582.10-1,208,690.19

Finding the Fourth Proportional to 4,620,074.39, 6,929,582.10 and 1,208,690.19

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Solution

The fourth proportional to 4,620,074.39, 6,929,582.10 and 1,208,690.19 is: 1,812,896.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,074.39 : 6,929,582.10 = 1,208,690.19 : x
  2. Step 2: Convert to fraction form
    4,620,074.39/6,929,582.10 = 1,208,690.19/x
  3. Step 3: Cross multiply
    4,620,074.39x = 6,929,582.10 × 1,208,690.19
  4. Step 4: Simplify right side
    4,620,074.39x = 8,375,717,905,069.60
  5. Step 5: Solve for x
    x = 8,375,717,905,069.60/4,620,074.39
  6. Step 6: Final answer
    x = 1,812,896.76

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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.