Home / 1,286,370.36-1,775,300.04-713,595

Finding the Fourth Proportional to 1,286,370.36, 1,775,300.04 and 713,595

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Solution

The fourth proportional to 1,286,370.36, 1,775,300.04 and 713,595 is: 984,821.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,370.36 : 1,775,300.04 = 713,595 : x
  2. Step 2: Convert to fraction form
    1,286,370.36/1,775,300.04 = 713,595/x
  3. Step 3: Cross multiply
    1,286,370.36x = 1,775,300.04 × 713,595
  4. Step 4: Simplify right side
    1,286,370.36x = 1,266,845,232,043.80
  5. Step 5: Solve for x
    x = 1,266,845,232,043.80/1,286,370.36
  6. Step 6: Final answer
    x = 984,821.53

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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.