Home / 4,388,464.80-6,580,330.32-1,991,001.36

Finding the Fourth Proportional to 4,388,464.80, 6,580,330.32 and 1,991,001.36

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Solution

The fourth proportional to 4,388,464.80, 6,580,330.32 and 1,991,001.36 is: 2,985,428.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388,464.80 : 6,580,330.32 = 1,991,001.36 : x
  2. Step 2: Convert to fraction form
    4,388,464.80/6,580,330.32 = 1,991,001.36/x
  3. Step 3: Cross multiply
    4,388,464.80x = 6,580,330.32 × 1,991,001.36
  4. Step 4: Simplify right side
    4,388,464.80x = 13,101,446,616,369.24
  5. Step 5: Solve for x
    x = 13,101,446,616,369.24/4,388,464.80
  6. Step 6: Final answer
    x = 2,985,428.21

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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.