Home / 4,021,739.10-6,031,004.85-1,325,313.90

Finding the Fourth Proportional to 4,021,739.10, 6,031,004.85 and 1,325,313.90

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Solution

The fourth proportional to 4,021,739.10, 6,031,004.85 and 1,325,313.90 is: 1,987,442.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021,739.10 : 6,031,004.85 = 1,325,313.90 : x
  2. Step 2: Convert to fraction form
    4,021,739.10/6,031,004.85 = 1,325,313.90/x
  3. Step 3: Cross multiply
    4,021,739.10x = 6,031,004.85 × 1,325,313.90
  4. Step 4: Simplify right side
    4,021,739.10x = 7,992,974,558,672.41
  5. Step 5: Solve for x
    x = 7,992,974,558,672.41/4,021,739.10
  6. Step 6: Final answer
    x = 1,987,442.34

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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.