Home / 2,014,627.20-3,021,940.80-1,778,431.20

Finding the Fourth Proportional to 2,014,627.20, 3,021,940.80 and 1,778,431.20

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Solution

The fourth proportional to 2,014,627.20, 3,021,940.80 and 1,778,431.20 is: 2,667,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014,627.20 : 3,021,940.80 = 1,778,431.20 : x
  2. Step 2: Convert to fraction form
    2,014,627.20/3,021,940.80 = 1,778,431.20/x
  3. Step 3: Cross multiply
    2,014,627.20x = 3,021,940.80 × 1,778,431.20
  4. Step 4: Simplify right side
    2,014,627.20x = 5,374,313,803,272.96
  5. Step 5: Solve for x
    x = 5,374,313,803,272.96/2,014,627.20
  6. Step 6: Final answer
    x = 2,667,646.80

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1.5x scale

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.