Home / 1,270,638.51-1,906,715.07-461,086.08

Finding the Fourth Proportional to 1,270,638.51, 1,906,715.07 and 461,086.08

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Solution

The fourth proportional to 1,270,638.51, 1,906,715.07 and 461,086.08 is: 691,903.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,638.51 : 1,906,715.07 = 461,086.08 : x
  2. Step 2: Convert to fraction form
    1,270,638.51/1,906,715.07 = 461,086.08/x
  3. Step 3: Cross multiply
    1,270,638.51x = 1,906,715.07 × 461,086.08
  4. Step 4: Simplify right side
    1,270,638.51x = 879,159,777,303.23
  5. Step 5: Solve for x
    x = 879,159,777,303.23/1,270,638.51
  6. Step 6: Final answer
    x = 691,903.93

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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.