Home / 1,478,318.55-2,040,082.67-799,255.05

Finding the Fourth Proportional to 1,478,318.55, 2,040,082.67 and 799,255.05

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Solution

The fourth proportional to 1,478,318.55, 2,040,082.67 and 799,255.05 is: 1,102,973.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,318.55 : 2,040,082.67 = 799,255.05 : x
  2. Step 2: Convert to fraction form
    1,478,318.55/2,040,082.67 = 799,255.05/x
  3. Step 3: Cross multiply
    1,478,318.55x = 2,040,082.67 × 799,255.05
  4. Step 4: Simplify right side
    1,478,318.55x = 1,630,546,370,762.81
  5. Step 5: Solve for x
    x = 1,630,546,370,762.81/1,478,318.55
  6. Step 6: Final answer
    x = 1,102,973.63

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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.