Home / 3,315,918.54-4,973,877.48-919,763.27

Finding the Fourth Proportional to 3,315,918.54, 4,973,877.48 and 919,763.27

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Solution

The fourth proportional to 3,315,918.54, 4,973,877.48 and 919,763.27 is: 1,379,644.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,918.54 : 4,973,877.48 = 919,763.27 : x
  2. Step 2: Convert to fraction form
    3,315,918.54/4,973,877.48 = 919,763.27/x
  3. Step 3: Cross multiply
    3,315,918.54x = 4,973,877.48 × 919,763.27
  4. Step 4: Simplify right side
    3,315,918.54x = 4,574,789,828,018.85
  5. Step 5: Solve for x
    x = 4,574,789,828,018.85/3,315,918.54
  6. Step 6: Final answer
    x = 1,379,644.82

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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.