Home / 3,465,980.11-5,196,969.01-1,069,181.20

Finding the Fourth Proportional to 3,465,980.11, 5,196,969.01 and 1,069,181.20

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Solution

The fourth proportional to 3,465,980.11, 5,196,969.01 and 1,069,181.20 is: 1,603,154.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,980.11 : 5,196,969.01 = 1,069,181.20 : x
  2. Step 2: Convert to fraction form
    3,465,980.11/5,196,969.01 = 1,069,181.20/x
  3. Step 3: Cross multiply
    3,465,980.11x = 5,196,969.01 × 1,069,181.20
  4. Step 4: Simplify right side
    3,465,980.11x = 5,556,501,562,474.61
  5. Step 5: Solve for x
    x = 5,556,501,562,474.61/3,465,980.11
  6. Step 6: Final answer
    x = 1,603,154.49

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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.