Home / 1,259,497.08-1,738,124.06-686,537.24

Finding the Fourth Proportional to 1,259,497.08, 1,738,124.06 and 686,537.24

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Solution

The fourth proportional to 1,259,497.08, 1,738,124.06 and 686,537.24 is: 947,431.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,497.08 : 1,738,124.06 = 686,537.24 : x
  2. Step 2: Convert to fraction form
    1,259,497.08/1,738,124.06 = 686,537.24/x
  3. Step 3: Cross multiply
    1,259,497.08x = 1,738,124.06 × 686,537.24
  4. Step 4: Simplify right side
    1,259,497.08x = 1,193,286,882,806.69
  5. Step 5: Solve for x
    x = 1,193,286,882,806.69/1,259,497.08
  6. Step 6: Final answer
    x = 947,431.24

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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.