Home / 1,617,376.80-2,427,814.80-1,019,013.60

Finding the Fourth Proportional to 1,617,376.80, 2,427,814.80 and 1,019,013.60

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Solution

The fourth proportional to 1,617,376.80, 2,427,814.80 and 1,019,013.60 is: 1,529,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,376.80 : 2,427,814.80 = 1,019,013.60 : x
  2. Step 2: Convert to fraction form
    1,617,376.80/2,427,814.80 = 1,019,013.60/x
  3. Step 3: Cross multiply
    1,617,376.80x = 2,427,814.80 × 1,019,013.60
  4. Step 4: Simplify right side
    1,617,376.80x = 2,473,976,299,481.28
  5. Step 5: Solve for x
    x = 2,473,976,299,481.28/1,617,376.80
  6. Step 6: Final answer
    x = 1,529,622.72

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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.