Home / 3,019,798.40-4,167,196-1,643,147.48

Finding the Fourth Proportional to 3,019,798.40, 4,167,196 and 1,643,147.48

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Solution

The fourth proportional to 3,019,798.40, 4,167,196 and 1,643,147.48 is: 2,267,475.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,798.40 : 4,167,196 = 1,643,147.48 : x
  2. Step 2: Convert to fraction form
    3,019,798.40/4,167,196 = 1,643,147.48/x
  3. Step 3: Cross multiply
    3,019,798.40x = 4,167,196 × 1,643,147.48
  4. Step 4: Simplify right side
    3,019,798.40x = 6,847,317,606,066.08
  5. Step 5: Solve for x
    x = 6,847,317,606,066.08/3,019,798.40
  6. Step 6: Final answer
    x = 2,267,475.08

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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.