Home / 1,257,030.36-1,734,741.23-713,189.07

Finding the Fourth Proportional to 1,257,030.36, 1,734,741.23 and 713,189.07

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Solution

The fourth proportional to 1,257,030.36, 1,734,741.23 and 713,189.07 is: 984,223.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,030.36 : 1,734,741.23 = 713,189.07 : x
  2. Step 2: Convert to fraction form
    1,257,030.36/1,734,741.23 = 713,189.07/x
  3. Step 3: Cross multiply
    1,257,030.36x = 1,734,741.23 × 713,189.07
  4. Step 4: Simplify right side
    1,257,030.36x = 1,237,198,480,948.41
  5. Step 5: Solve for x
    x = 1,237,198,480,948.41/1,257,030.36
  6. Step 6: Final answer
    x = 984,223.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.