Home / 3,091,567.26-4,638,135.78-961,667.40

Finding the Fourth Proportional to 3,091,567.26, 4,638,135.78 and 961,667.40

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Solution

The fourth proportional to 3,091,567.26, 4,638,135.78 and 961,667.40 is: 1,442,745.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,567.26 : 4,638,135.78 = 961,667.40 : x
  2. Step 2: Convert to fraction form
    3,091,567.26/4,638,135.78 = 961,667.40/x
  3. Step 3: Cross multiply
    3,091,567.26x = 4,638,135.78 × 961,667.40
  4. Step 4: Simplify right side
    3,091,567.26x = 4,460,343,976,399.57
  5. Step 5: Solve for x
    x = 4,460,343,976,399.57/3,091,567.26
  6. Step 6: Final answer
    x = 1,442,745.25

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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.