Home / 4,913,072.73-7,371,891.72-1,879,435.80

Finding the Fourth Proportional to 4,913,072.73, 7,371,891.72 and 1,879,435.80

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Solution

The fourth proportional to 4,913,072.73, 7,371,891.72 and 1,879,435.80 is: 2,820,026.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913,072.73 : 7,371,891.72 = 1,879,435.80 : x
  2. Step 2: Convert to fraction form
    4,913,072.73/7,371,891.72 = 1,879,435.80/x
  3. Step 3: Cross multiply
    4,913,072.73x = 7,371,891.72 × 1,879,435.80
  4. Step 4: Simplify right side
    4,913,072.73x = 13,854,997,212,291.58
  5. Step 5: Solve for x
    x = 13,854,997,212,291.58/4,913,072.73
  6. Step 6: Final answer
    x = 2,820,026.89

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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.