Home / 1,786,713.60-2,679,811.20-524,409.60

Finding the Fourth Proportional to 1,786,713.60, 2,679,811.20 and 524,409.60

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Solution

The fourth proportional to 1,786,713.60, 2,679,811.20 and 524,409.60 is: 786,538.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,713.60 : 2,679,811.20 = 524,409.60 : x
  2. Step 2: Convert to fraction form
    1,786,713.60/2,679,811.20 = 524,409.60/x
  3. Step 3: Cross multiply
    1,786,713.60x = 2,679,811.20 × 524,409.60
  4. Step 4: Simplify right side
    1,786,713.60x = 1,405,318,719,467.52
  5. Step 5: Solve for x
    x = 1,405,318,719,467.52/1,786,713.60
  6. Step 6: Final answer
    x = 786,538.32

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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.