Home / 5,183,575.35-7,773,030.23-1,987,639.35

Finding the Fourth Proportional to 5,183,575.35, 7,773,030.23 and 1,987,639.35

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Solution

The fourth proportional to 5,183,575.35, 7,773,030.23 and 1,987,639.35 is: 2,980,564.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,575.35 : 7,773,030.23 = 1,987,639.35 : x
  2. Step 2: Convert to fraction form
    5,183,575.35/7,773,030.23 = 1,987,639.35/x
  3. Step 3: Cross multiply
    5,183,575.35x = 7,773,030.23 × 1,987,639.35
  4. Step 4: Simplify right side
    5,183,575.35x = 15,449,980,743,949.35
  5. Step 5: Solve for x
    x = 15,449,980,743,949.35/5,183,575.35
  6. Step 6: Final answer
    x = 2,980,564.51

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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.