Home / 3,145,867.88-4,708,651.50-1,627,460.51

Finding the Fourth Proportional to 3,145,867.88, 4,708,651.50 and 1,627,460.51

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Solution

The fourth proportional to 3,145,867.88, 4,708,651.50 and 1,627,460.51 is: 2,435,939.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,867.88 : 4,708,651.50 = 1,627,460.51 : x
  2. Step 2: Convert to fraction form
    3,145,867.88/4,708,651.50 = 1,627,460.51/x
  3. Step 3: Cross multiply
    3,145,867.88x = 4,708,651.50 × 1,627,460.51
  4. Step 4: Simplify right side
    3,145,867.88x = 7,663,144,348,059.01
  5. Step 5: Solve for x
    x = 7,663,144,348,059.01/3,145,867.88
  6. Step 6: Final answer
    x = 2,435,939.67

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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.