Home / 3,620,645.10-5,434,029.45-1,492,256.70

Finding the Fourth Proportional to 3,620,645.10, 5,434,029.45 and 1,492,256.70

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Solution

The fourth proportional to 3,620,645.10, 5,434,029.45 and 1,492,256.70 is: 2,239,646.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,645.10 : 5,434,029.45 = 1,492,256.70 : x
  2. Step 2: Convert to fraction form
    3,620,645.10/5,434,029.45 = 1,492,256.70/x
  3. Step 3: Cross multiply
    3,620,645.10x = 5,434,029.45 × 1,492,256.70
  4. Step 4: Simplify right side
    3,620,645.10x = 8,108,966,854,759.82
  5. Step 5: Solve for x
    x = 8,108,966,854,759.82/3,620,645.10
  6. Step 6: Final answer
    x = 2,239,646.98

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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.