Home / 1,786,181.48-2,464,920.24-970,378.64

Finding the Fourth Proportional to 1,786,181.48, 2,464,920.24 and 970,378.64

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Solution

The fourth proportional to 1,786,181.48, 2,464,920.24 and 970,378.64 is: 1,339,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,181.48 : 2,464,920.24 = 970,378.64 : x
  2. Step 2: Convert to fraction form
    1,786,181.48/2,464,920.24 = 970,378.64/x
  3. Step 3: Cross multiply
    1,786,181.48x = 2,464,920.24 × 970,378.64
  4. Step 4: Simplify right side
    1,786,181.48x = 2,391,905,950,199.67
  5. Step 5: Solve for x
    x = 2,391,905,950,199.67/1,786,181.48
  6. Step 6: Final answer
    x = 1,339,116.98

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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.