Home / 1,085,742.24-1,498,256.64-655,768.32

Finding the Fourth Proportional to 1,085,742.24, 1,498,256.64 and 655,768.32

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Solution

The fourth proportional to 1,085,742.24, 1,498,256.64 and 655,768.32 is: 904,919.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,742.24 : 1,498,256.64 = 655,768.32 : x
  2. Step 2: Convert to fraction form
    1,085,742.24/1,498,256.64 = 655,768.32/x
  3. Step 3: Cross multiply
    1,085,742.24x = 1,498,256.64 × 655,768.32
  4. Step 4: Simplify right side
    1,085,742.24x = 982,509,239,741.65
  5. Step 5: Solve for x
    x = 982,509,239,741.65/1,085,742.24
  6. Step 6: Final answer
    x = 904,919.42

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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.