Home / 1,684,857.60-2,527,977.60-620,409.60

Finding the Fourth Proportional to 1,684,857.60, 2,527,977.60 and 620,409.60

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Solution

The fourth proportional to 1,684,857.60, 2,527,977.60 and 620,409.60 is: 930,868.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,857.60 : 2,527,977.60 = 620,409.60 : x
  2. Step 2: Convert to fraction form
    1,684,857.60/2,527,977.60 = 620,409.60/x
  3. Step 3: Cross multiply
    1,684,857.60x = 2,527,977.60 × 620,409.60
  4. Step 4: Simplify right side
    1,684,857.60x = 1,568,381,571,624.96
  5. Step 5: Solve for x
    x = 1,568,381,571,624.96/1,684,857.60
  6. Step 6: Final answer
    x = 930,868.92

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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.