Home / 4,984,288.16-7,476,324.40-1,389,959.36

Finding the Fourth Proportional to 4,984,288.16, 7,476,324.40 and 1,389,959.36

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Solution

The fourth proportional to 4,984,288.16, 7,476,324.40 and 1,389,959.36 is: 2,084,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984,288.16 : 7,476,324.40 = 1,389,959.36 : x
  2. Step 2: Convert to fraction form
    4,984,288.16/7,476,324.40 = 1,389,959.36/x
  3. Step 3: Cross multiply
    4,984,288.16x = 7,476,324.40 × 1,389,959.36
  4. Step 4: Simplify right side
    4,984,288.16x = 10,391,787,078,176.38
  5. Step 5: Solve for x
    x = 10,391,787,078,176.38/4,984,288.16
  6. Step 6: Final answer
    x = 2,084,908.97

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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.