Home / 2,608,725.60-3,915,032.40-1,345,903.20

Finding the Fourth Proportional to 2,608,725.60, 3,915,032.40 and 1,345,903.20

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Solution

The fourth proportional to 2,608,725.60, 3,915,032.40 and 1,345,903.20 is: 2,019,857.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,725.60 : 3,915,032.40 = 1,345,903.20 : x
  2. Step 2: Convert to fraction form
    2,608,725.60/3,915,032.40 = 1,345,903.20/x
  3. Step 3: Cross multiply
    2,608,725.60x = 3,915,032.40 × 1,345,903.20
  4. Step 4: Simplify right side
    2,608,725.60x = 5,269,254,635,263.68
  5. Step 5: Solve for x
    x = 5,269,254,635,263.68/2,608,725.60
  6. Step 6: Final answer
    x = 2,019,857.76

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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.