Home / 3,341,970.78-5,011,400.97-1,211,968.86

Finding the Fourth Proportional to 3,341,970.78, 5,011,400.97 and 1,211,968.86

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Solution

The fourth proportional to 3,341,970.78, 5,011,400.97 and 1,211,968.86 is: 1,817,389.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341,970.78 : 5,011,400.97 = 1,211,968.86 : x
  2. Step 2: Convert to fraction form
    3,341,970.78/5,011,400.97 = 1,211,968.86/x
  3. Step 3: Cross multiply
    3,341,970.78x = 5,011,400.97 × 1,211,968.86
  4. Step 4: Simplify right side
    3,341,970.78x = 6,073,661,920,613.79
  5. Step 5: Solve for x
    x = 6,073,661,920,613.79/3,341,970.78
  6. Step 6: Final answer
    x = 1,817,389.30

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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.