Home / 1,135,548.72-1,703,777.49-461,681.78

Finding the Fourth Proportional to 1,135,548.72, 1,703,777.49 and 461,681.78

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Solution

The fourth proportional to 1,135,548.72, 1,703,777.49 and 461,681.78 is: 692,707.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,548.72 : 1,703,777.49 = 461,681.78 : x
  2. Step 2: Convert to fraction form
    1,135,548.72/1,703,777.49 = 461,681.78/x
  3. Step 3: Cross multiply
    1,135,548.72x = 1,703,777.49 × 461,681.78
  4. Step 4: Simplify right side
    1,135,548.72x = 786,603,015,788.25
  5. Step 5: Solve for x
    x = 786,603,015,788.25/1,135,548.72
  6. Step 6: Final answer
    x = 692,707.41

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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.