Home / 1,219,165.93-1,682,289.61-702,939.16

Finding the Fourth Proportional to 1,219,165.93, 1,682,289.61 and 702,939.16

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Solution

The fourth proportional to 1,219,165.93, 1,682,289.61 and 702,939.16 is: 969,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,165.93 : 1,682,289.61 = 702,939.16 : x
  2. Step 2: Convert to fraction form
    1,219,165.93/1,682,289.61 = 702,939.16/x
  3. Step 3: Cross multiply
    1,219,165.93x = 1,682,289.61 × 702,939.16
  4. Step 4: Simplify right side
    1,219,165.93x = 1,182,547,245,675.64
  5. Step 5: Solve for x
    x = 1,182,547,245,675.64/1,219,165.93
  6. Step 6: Final answer
    x = 969,964.15

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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.