Home / 3,947,830.25-5,921,336.33-2,676,603.69

Finding the Fourth Proportional to 3,947,830.25, 5,921,336.33 and 2,676,603.69

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Solution

The fourth proportional to 3,947,830.25, 5,921,336.33 and 2,676,603.69 is: 4,014,628.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,830.25 : 5,921,336.33 = 2,676,603.69 : x
  2. Step 2: Convert to fraction form
    3,947,830.25/5,921,336.33 = 2,676,603.69/x
  3. Step 3: Cross multiply
    3,947,830.25x = 5,921,336.33 × 2,676,603.69
  4. Step 4: Simplify right side
    3,947,830.25x = 15,849,070,671,027.14
  5. Step 5: Solve for x
    x = 15,849,070,671,027.14/3,947,830.25
  6. Step 6: Final answer
    x = 4,014,628.21

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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.