Home / 1,568,356.64-2,348,745.72-892,390.40

Finding the Fourth Proportional to 1,568,356.64, 2,348,745.72 and 892,390.40

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Solution

The fourth proportional to 1,568,356.64, 2,348,745.72 and 892,390.40 is: 1,336,429.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,356.64 : 2,348,745.72 = 892,390.40 : x
  2. Step 2: Convert to fraction form
    1,568,356.64/2,348,745.72 = 892,390.40/x
  3. Step 3: Cross multiply
    1,568,356.64x = 2,348,745.72 × 892,390.40
  4. Step 4: Simplify right side
    1,568,356.64x = 2,095,998,132,569.09
  5. Step 5: Solve for x
    x = 2,095,998,132,569.09/1,568,356.64
  6. Step 6: Final answer
    x = 1,336,429.53

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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.