Home / 3,106,918.89-4,660,544.40-977,169.06

Finding the Fourth Proportional to 3,106,918.89, 4,660,544.40 and 977,169.06

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Solution

The fourth proportional to 3,106,918.89, 4,660,544.40 and 977,169.06 is: 1,465,805.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,918.89 : 4,660,544.40 = 977,169.06 : x
  2. Step 2: Convert to fraction form
    3,106,918.89/4,660,544.40 = 977,169.06/x
  3. Step 3: Cross multiply
    3,106,918.89x = 4,660,544.40 × 977,169.06
  4. Step 4: Simplify right side
    3,106,918.89x = 4,554,139,790,436.26
  5. Step 5: Solve for x
    x = 4,554,139,790,436.26/3,106,918.89
  6. Step 6: Final answer
    x = 1,465,805.82

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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.