Home / 1,155,832-1,595,118.88-646,568.64

Finding the Fourth Proportional to 1,155,832, 1,595,118.88 and 646,568.64

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Solution

The fourth proportional to 1,155,832, 1,595,118.88 and 646,568.64 is: 892,304.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,832 : 1,595,118.88 = 646,568.64 : x
  2. Step 2: Convert to fraction form
    1,155,832/1,595,118.88 = 646,568.64/x
  3. Step 3: Cross multiply
    1,155,832x = 1,595,118.88 × 646,568.64
  4. Step 4: Simplify right side
    1,155,832x = 1,031,353,844,879.92
  5. Step 5: Solve for x
    x = 1,031,353,844,879.92/1,155,832
  6. Step 6: Final answer
    x = 892,304.28

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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.