Home / 1,971,993.66-2,958,317.37-692,269.26

Finding the Fourth Proportional to 1,971,993.66, 2,958,317.37 and 692,269.26

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Solution

The fourth proportional to 1,971,993.66, 2,958,317.37 and 692,269.26 is: 1,038,518.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,993.66 : 2,958,317.37 = 692,269.26 : x
  2. Step 2: Convert to fraction form
    1,971,993.66/2,958,317.37 = 692,269.26/x
  3. Step 3: Cross multiply
    1,971,993.66x = 2,958,317.37 × 692,269.26
  4. Step 4: Simplify right side
    1,971,993.66x = 2,047,952,176,575.05
  5. Step 5: Solve for x
    x = 2,047,952,176,575.05/1,971,993.66
  6. Step 6: Final answer
    x = 1,038,518.64

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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.