Home / 4,715,421.37-7,075,876.71-1,982,771.26

Finding the Fourth Proportional to 4,715,421.37, 7,075,876.71 and 1,982,771.26

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Solution

The fourth proportional to 4,715,421.37, 7,075,876.71 and 1,982,771.26 is: 2,975,310.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715,421.37 : 7,075,876.71 = 1,982,771.26 : x
  2. Step 2: Convert to fraction form
    4,715,421.37/7,075,876.71 = 1,982,771.26/x
  3. Step 3: Cross multiply
    4,715,421.37x = 7,075,876.71 × 1,982,771.26
  4. Step 4: Simplify right side
    4,715,421.37x = 14,029,844,979,891.36
  5. Step 5: Solve for x
    x = 14,029,844,979,891.36/4,715,421.37
  6. Step 6: Final answer
    x = 2,975,310.98

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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.