Home / 1,707,638.79-2,561,900.85-908,262.75

Finding the Fourth Proportional to 1,707,638.79, 2,561,900.85 and 908,262.75

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Solution

The fourth proportional to 1,707,638.79, 2,561,900.85 and 908,262.75 is: 1,362,629.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,638.79 : 2,561,900.85 = 908,262.75 : x
  2. Step 2: Convert to fraction form
    1,707,638.79/2,561,900.85 = 908,262.75/x
  3. Step 3: Cross multiply
    1,707,638.79x = 2,561,900.85 × 908,262.75
  4. Step 4: Simplify right side
    1,707,638.79x = 2,326,879,111,248.34
  5. Step 5: Solve for x
    x = 2,326,879,111,248.34/1,707,638.79
  6. Step 6: Final answer
    x = 1,362,629.57

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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.