Home / 1,478,288.64-2,040,038.48-799,224.96

Finding the Fourth Proportional to 1,478,288.64, 2,040,038.48 and 799,224.96

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Solution

The fourth proportional to 1,478,288.64, 2,040,038.48 and 799,224.96 is: 1,102,930.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,288.64 : 2,040,038.48 = 799,224.96 : x
  2. Step 2: Convert to fraction form
    1,478,288.64/2,040,038.48 = 799,224.96/x
  3. Step 3: Cross multiply
    1,478,288.64x = 2,040,038.48 × 799,224.96
  4. Step 4: Simplify right side
    1,478,288.64x = 1,630,449,672,576.46
  5. Step 5: Solve for x
    x = 1,630,449,672,576.46/1,478,288.64
  6. Step 6: Final answer
    x = 1,102,930.53

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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.