Home / 974,619.93-1,344,618.57-587,520.93

Finding the Fourth Proportional to 974,619.93, 1,344,618.57 and 587,520.93

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Solution

The fourth proportional to 974,619.93, 1,344,618.57 and 587,520.93 is: 810,563.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,619.93 : 1,344,618.57 = 587,520.93 : x
  2. Step 2: Convert to fraction form
    974,619.93/1,344,618.57 = 587,520.93/x
  3. Step 3: Cross multiply
    974,619.93x = 1,344,618.57 × 587,520.93
  4. Step 4: Simplify right side
    974,619.93x = 789,991,552,741.67
  5. Step 5: Solve for x
    x = 789,991,552,741.67/974,619.93
  6. Step 6: Final answer
    x = 810,563.72

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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.