Home / 1,062,971.76-1,594,450.88-389,100

Finding the Fourth Proportional to 1,062,971.76, 1,594,450.88 and 389,100

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Solution

The fourth proportional to 1,062,971.76, 1,594,450.88 and 389,100 is: 583,647.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,971.76 : 1,594,450.88 = 389,100 : x
  2. Step 2: Convert to fraction form
    1,062,971.76/1,594,450.88 = 389,100/x
  3. Step 3: Cross multiply
    1,062,971.76x = 1,594,450.88 × 389,100
  4. Step 4: Simplify right side
    1,062,971.76x = 620,400,837,408
  5. Step 5: Solve for x
    x = 620,400,837,408/1,062,971.76
  6. Step 6: Final answer
    x = 583,647.53

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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.