Home / 3,106,405.60-4,659,608.40-862,543.60

Finding the Fourth Proportional to 3,106,405.60, 4,659,608.40 and 862,543.60

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Solution

The fourth proportional to 3,106,405.60, 4,659,608.40 and 862,543.60 is: 1,293,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,405.60 : 4,659,608.40 = 862,543.60 : x
  2. Step 2: Convert to fraction form
    3,106,405.60/4,659,608.40 = 862,543.60/x
  3. Step 3: Cross multiply
    3,106,405.60x = 4,659,608.40 × 862,543.60
  4. Step 4: Simplify right side
    3,106,405.60x = 4,019,115,403,926.24
  5. Step 5: Solve for x
    x = 4,019,115,403,926.24/3,106,405.60
  6. Step 6: Final answer
    x = 1,293,815.40

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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.