Home / 1,830,399.67-2,743,975.05-692,365.06

Finding the Fourth Proportional to 1,830,399.67, 2,743,975.05 and 692,365.06

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Solution

The fourth proportional to 1,830,399.67, 2,743,975.05 and 692,365.06 is: 1,037,933.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830,399.67 : 2,743,975.05 = 692,365.06 : x
  2. Step 2: Convert to fraction form
    1,830,399.67/2,743,975.05 = 692,365.06/x
  3. Step 3: Cross multiply
    1,830,399.67x = 2,743,975.05 × 692,365.06
  4. Step 4: Simplify right side
    1,830,399.67x = 1,899,832,450,131.75
  5. Step 5: Solve for x
    x = 1,899,832,450,131.75/1,830,399.67
  6. Step 6: Final answer
    x = 1,037,933.13

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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.