Home / 2,405,712.03-3,319,885.40-1,303,145.67

Finding the Fourth Proportional to 2,405,712.03, 3,319,885.40 and 1,303,145.67

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Solution

The fourth proportional to 2,405,712.03, 3,319,885.40 and 1,303,145.67 is: 1,798,342.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,712.03 : 3,319,885.40 = 1,303,145.67 : x
  2. Step 2: Convert to fraction form
    2,405,712.03/3,319,885.40 = 1,303,145.67/x
  3. Step 3: Cross multiply
    2,405,712.03x = 3,319,885.40 × 1,303,145.67
  4. Step 4: Simplify right side
    2,405,712.03x = 4,326,294,283,906.22
  5. Step 5: Solve for x
    x = 4,326,294,283,906.22/2,405,712.03
  6. Step 6: Final answer
    x = 1,798,342.54

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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.