Home / 3,115,055.04-4,672,551.38-985,139.52

Finding the Fourth Proportional to 3,115,055.04, 4,672,551.38 and 985,139.52

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Solution

The fourth proportional to 3,115,055.04, 4,672,551.38 and 985,139.52 is: 1,477,699.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,055.04 : 4,672,551.38 = 985,139.52 : x
  2. Step 2: Convert to fraction form
    3,115,055.04/4,672,551.38 = 985,139.52/x
  3. Step 3: Cross multiply
    3,115,055.04x = 4,672,551.38 × 985,139.52
  4. Step 4: Simplify right side
    3,115,055.04x = 4,603,115,023,668.54
  5. Step 5: Solve for x
    x = 4,603,115,023,668.54/3,115,055.04
  6. Step 6: Final answer
    x = 1,477,699.42

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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.