Home / 2,069,255.03-2,855,820.45-1,253,434.77

Finding the Fourth Proportional to 2,069,255.03, 2,855,820.45 and 1,253,434.77

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Solution

The fourth proportional to 2,069,255.03, 2,855,820.45 and 1,253,434.77 is: 1,729,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,255.03 : 2,855,820.45 = 1,253,434.77 : x
  2. Step 2: Convert to fraction form
    2,069,255.03/2,855,820.45 = 1,253,434.77/x
  3. Step 3: Cross multiply
    2,069,255.03x = 2,855,820.45 × 1,253,434.77
  4. Step 4: Simplify right side
    2,069,255.03x = 3,579,584,648,907.05
  5. Step 5: Solve for x
    x = 3,579,584,648,907.05/2,069,255.03
  6. Step 6: Final answer
    x = 1,729,890.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.