Home / 1,077,399-1,485,745.38-914,500.35

Finding the Fourth Proportional to 1,077,399, 1,485,745.38 and 914,500.35

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Solution

The fourth proportional to 1,077,399, 1,485,745.38 and 914,500.35 is: 1,261,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,399 : 1,485,745.38 = 914,500.35 : x
  2. Step 2: Convert to fraction form
    1,077,399/1,485,745.38 = 914,500.35/x
  3. Step 3: Cross multiply
    1,077,399x = 1,485,745.38 × 914,500.35
  4. Step 4: Simplify right side
    1,077,399x = 1,358,714,670,020.88
  5. Step 5: Solve for x
    x = 1,358,714,670,020.88/1,077,399
  6. Step 6: Final answer
    x = 1,261,106.30

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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.