Home / 1,314,300.30-1,971,450.45-605,712.30

Finding the Fourth Proportional to 1,314,300.30, 1,971,450.45 and 605,712.30

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Solution

The fourth proportional to 1,314,300.30, 1,971,450.45 and 605,712.30 is: 908,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,300.30 : 1,971,450.45 = 605,712.30 : x
  2. Step 2: Convert to fraction form
    1,314,300.30/1,971,450.45 = 605,712.30/x
  3. Step 3: Cross multiply
    1,314,300.30x = 1,971,450.45 × 605,712.30
  4. Step 4: Simplify right side
    1,314,300.30x = 1,194,131,786,405.54
  5. Step 5: Solve for x
    x = 1,194,131,786,405.54/1,314,300.30
  6. Step 6: Final answer
    x = 908,568.45

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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.