Home / 1,707,597.90-2,560,667.70-988,436.00

Finding the Fourth Proportional to 1,707,597.90, 2,560,667.70 and 988,436.00

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Solution

The fourth proportional to 1,707,597.90, 2,560,667.70 and 988,436.00 is: 1,482,231.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,597.90 : 2,560,667.70 = 988,436.00 : x
  2. Step 2: Convert to fraction form
    1,707,597.90/2,560,667.70 = 988,436.00/x
  3. Step 3: Cross multiply
    1,707,597.90x = 2,560,667.70 × 988,436.00
  4. Step 4: Simplify right side
    1,707,597.90x = 2,531,056,145,118.87
  5. Step 5: Solve for x
    x = 2,531,056,145,118.87/1,707,597.90
  6. Step 6: Final answer
    x = 1,482,231.94

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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.