Home / 3,167,886.84-4,749,731.28-1,145,864.67

Finding the Fourth Proportional to 3,167,886.84, 4,749,731.28 and 1,145,864.67

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Solution

The fourth proportional to 3,167,886.84, 4,749,731.28 and 1,145,864.67 is: 1,718,037.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,886.84 : 4,749,731.28 = 1,145,864.67 : x
  2. Step 2: Convert to fraction form
    3,167,886.84/4,749,731.28 = 1,145,864.67/x
  3. Step 3: Cross multiply
    3,167,886.84x = 4,749,731.28 × 1,145,864.67
  4. Step 4: Simplify right side
    3,167,886.84x = 5,442,549,265,745.88
  5. Step 5: Solve for x
    x = 5,442,549,265,745.88/3,167,886.84
  6. Step 6: Final answer
    x = 1,718,037.78

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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.