Home / 1,172,896.40-1,759,344.60-700,115.60

Finding the Fourth Proportional to 1,172,896.40, 1,759,344.60 and 700,115.60

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Solution

The fourth proportional to 1,172,896.40, 1,759,344.60 and 700,115.60 is: 1,050,173.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,896.40 : 1,759,344.60 = 700,115.60 : x
  2. Step 2: Convert to fraction form
    1,172,896.40/1,759,344.60 = 700,115.60/x
  3. Step 3: Cross multiply
    1,172,896.40x = 1,759,344.60 × 700,115.60
  4. Step 4: Simplify right side
    1,172,896.40x = 1,231,744,600,235.76
  5. Step 5: Solve for x
    x = 1,231,744,600,235.76/1,172,896.40
  6. Step 6: Final answer
    x = 1,050,173.40

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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.