Home / 1,266,953.54-1,748,394.35-686,176.35

Finding the Fourth Proportional to 1,266,953.54, 1,748,394.35 and 686,176.35

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Solution

The fourth proportional to 1,266,953.54, 1,748,394.35 and 686,176.35 is: 946,922.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,953.54 : 1,748,394.35 = 686,176.35 : x
  2. Step 2: Convert to fraction form
    1,266,953.54/1,748,394.35 = 686,176.35/x
  3. Step 3: Cross multiply
    1,266,953.54x = 1,748,394.35 × 686,176.35
  4. Step 4: Simplify right side
    1,266,953.54x = 1,199,706,846,029.42
  5. Step 5: Solve for x
    x = 1,199,706,846,029.42/1,266,953.54
  6. Step 6: Final answer
    x = 946,922.53

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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.