Home / 1,739,028.20-2,615,540.70-1,557,069.80

Finding the Fourth Proportional to 1,739,028.20, 2,615,540.70 and 1,557,069.80

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Solution

The fourth proportional to 1,739,028.20, 2,615,540.70 and 1,557,069.80 is: 2,341,870.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,028.20 : 2,615,540.70 = 1,557,069.80 : x
  2. Step 2: Convert to fraction form
    1,739,028.20/2,615,540.70 = 1,557,069.80/x
  3. Step 3: Cross multiply
    1,739,028.20x = 2,615,540.70 × 1,557,069.80
  4. Step 4: Simplify right side
    1,739,028.20x = 4,072,579,434,640.86
  5. Step 5: Solve for x
    x = 4,072,579,434,640.86/1,739,028.20
  6. Step 6: Final answer
    x = 2,341,870.84

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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.