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Finding the Fourth Proportional to 1,973,235.02, 2,958,653.97 and 773,720.22

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Solution

The fourth proportional to 1,973,235.02, 2,958,653.97 and 773,720.22 is: 1,160,110.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,235.02 : 2,958,653.97 = 773,720.22 : x
  2. Step 2: Convert to fraction form
    1,973,235.02/2,958,653.97 = 773,720.22/x
  3. Step 3: Cross multiply
    1,973,235.02x = 2,958,653.97 × 773,720.22
  4. Step 4: Simplify right side
    1,973,235.02x = 2,289,170,400,572.27
  5. Step 5: Solve for x
    x = 2,289,170,400,572.27/1,973,235.02
  6. Step 6: Final answer
    x = 1,160,110.37

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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.