Home / 1,167,268-1,610,829.84-630,724

Finding the Fourth Proportional to 1,167,268, 1,610,829.84 and 630,724

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Solution

The fourth proportional to 1,167,268, 1,610,829.84 and 630,724 is: 870,399.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,268 : 1,610,829.84 = 630,724 : x
  2. Step 2: Convert to fraction form
    1,167,268/1,610,829.84 = 630,724/x
  3. Step 3: Cross multiply
    1,167,268x = 1,610,829.84 × 630,724
  4. Step 4: Simplify right side
    1,167,268x = 1,015,989,040,004.16
  5. Step 5: Solve for x
    x = 1,015,989,040,004.16/1,167,268
  6. Step 6: Final answer
    x = 870,399.12

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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.