Home / 1,618,911.60-2,427,944.40-481,367.52

Finding the Fourth Proportional to 1,618,911.60, 2,427,944.40 and 481,367.52

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Solution

The fourth proportional to 1,618,911.60, 2,427,944.40 and 481,367.52 is: 721,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,911.60 : 2,427,944.40 = 481,367.52 : x
  2. Step 2: Convert to fraction form
    1,618,911.60/2,427,944.40 = 481,367.52/x
  3. Step 3: Cross multiply
    1,618,911.60x = 2,427,944.40 × 481,367.52
  4. Step 4: Simplify right side
    1,618,911.60x = 1,168,733,574,525.89
  5. Step 5: Solve for x
    x = 1,168,733,574,525.89/1,618,911.60
  6. Step 6: Final answer
    x = 721,925.51

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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.