Home / 2,958,878.87-4,438,362.04-828,828.35

Finding the Fourth Proportional to 2,958,878.87, 4,438,362.04 and 828,828.35

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Solution

The fourth proportional to 2,958,878.87, 4,438,362.04 and 828,828.35 is: 1,243,254.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958,878.87 : 4,438,362.04 = 828,828.35 : x
  2. Step 2: Convert to fraction form
    2,958,878.87/4,438,362.04 = 828,828.35/x
  3. Step 3: Cross multiply
    2,958,878.87x = 4,438,362.04 × 828,828.35
  4. Step 4: Simplify right side
    2,958,878.87x = 3,678,640,283,357.97
  5. Step 5: Solve for x
    x = 3,678,640,283,357.97/2,958,878.87
  6. Step 6: Final answer
    x = 1,243,254.78

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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.