Home / 3,112,425.21-4,295,150.90-1,716,955.37

Finding the Fourth Proportional to 3,112,425.21, 4,295,150.90 and 1,716,955.37

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Solution

The fourth proportional to 3,112,425.21, 4,295,150.90 and 1,716,955.37 is: 2,369,400.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,425.21 : 4,295,150.90 = 1,716,955.37 : x
  2. Step 2: Convert to fraction form
    3,112,425.21/4,295,150.90 = 1,716,955.37/x
  3. Step 3: Cross multiply
    3,112,425.21x = 4,295,150.90 × 1,716,955.37
  4. Step 4: Simplify right side
    3,112,425.21x = 7,374,582,372,654.80
  5. Step 5: Solve for x
    x = 7,374,582,372,654.80/3,112,425.21
  6. Step 6: Final answer
    x = 2,369,400.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.