Home / 3,290,289.60-4,937,277.60-1,396,708.80

Finding the Fourth Proportional to 3,290,289.60, 4,937,277.60 and 1,396,708.80

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Solution

The fourth proportional to 3,290,289.60, 4,937,277.60 and 1,396,708.80 is: 2,095,845.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,289.60 : 4,937,277.60 = 1,396,708.80 : x
  2. Step 2: Convert to fraction form
    3,290,289.60/4,937,277.60 = 1,396,708.80/x
  3. Step 3: Cross multiply
    3,290,289.60x = 4,937,277.60 × 1,396,708.80
  4. Step 4: Simplify right side
    3,290,289.60x = 6,895,939,071,962.88
  5. Step 5: Solve for x
    x = 6,895,939,071,962.88/3,290,289.60
  6. Step 6: Final answer
    x = 2,095,845.63

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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.