Home / 1,270,637.51-1,906,713.57-461,085.08

Finding the Fourth Proportional to 1,270,637.51, 1,906,713.57 and 461,085.08

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Solution

The fourth proportional to 1,270,637.51, 1,906,713.57 and 461,085.08 is: 691,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,637.51 : 1,906,713.57 = 461,085.08 : x
  2. Step 2: Convert to fraction form
    1,270,637.51/1,906,713.57 = 461,085.08/x
  3. Step 3: Cross multiply
    1,270,637.51x = 1,906,713.57 × 461,085.08
  4. Step 4: Simplify right side
    1,270,637.51x = 879,157,171,156.04
  5. Step 5: Solve for x
    x = 879,157,171,156.04/1,270,637.51
  6. Step 6: Final answer
    x = 691,902.43

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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.