Home / 2,775,074.74-4,160,717.78-1,478,420.98

Finding the Fourth Proportional to 2,775,074.74, 4,160,717.78 and 1,478,420.98

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Solution

The fourth proportional to 2,775,074.74, 4,160,717.78 and 1,478,420.98 is: 2,216,622.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,074.74 : 4,160,717.78 = 1,478,420.98 : x
  2. Step 2: Convert to fraction form
    2,775,074.74/4,160,717.78 = 1,478,420.98/x
  3. Step 3: Cross multiply
    2,775,074.74x = 4,160,717.78 × 1,478,420.98
  4. Step 4: Simplify right side
    2,775,074.74x = 6,151,292,457,811.03
  5. Step 5: Solve for x
    x = 6,151,292,457,811.03/2,775,074.74
  6. Step 6: Final answer
    x = 2,216,622.27

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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.