Home / 1,617,239.20-2,426,150.40-670,705.60

Finding the Fourth Proportional to 1,617,239.20, 2,426,150.40 and 670,705.60

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Solution

The fourth proportional to 1,617,239.20, 2,426,150.40 and 670,705.60 is: 1,006,179.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,239.20 : 2,426,150.40 = 670,705.60 : x
  2. Step 2: Convert to fraction form
    1,617,239.20/2,426,150.40 = 670,705.60/x
  3. Step 3: Cross multiply
    1,617,239.20x = 2,426,150.40 × 670,705.60
  4. Step 4: Simplify right side
    1,617,239.20x = 1,627,232,659,722.24
  5. Step 5: Solve for x
    x = 1,627,232,659,722.24/1,617,239.20
  6. Step 6: Final answer
    x = 1,006,179.33

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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.