Home / 2,959,721.36-4,439,706.61-938,045.05

Finding the Fourth Proportional to 2,959,721.36, 4,439,706.61 and 938,045.05

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Solution

The fourth proportional to 2,959,721.36, 4,439,706.61 and 938,045.05 is: 1,407,107.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959,721.36 : 4,439,706.61 = 938,045.05 : x
  2. Step 2: Convert to fraction form
    2,959,721.36/4,439,706.61 = 938,045.05/x
  3. Step 3: Cross multiply
    2,959,721.36x = 4,439,706.61 × 938,045.05
  4. Step 4: Simplify right side
    2,959,721.36x = 4,164,644,795,518.40
  5. Step 5: Solve for x
    x = 4,164,644,795,518.40/2,959,721.36
  6. Step 6: Final answer
    x = 1,407,107.05

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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.