Home / 1,121,567.60-1,682,570.10-481,870.10

Finding the Fourth Proportional to 1,121,567.60, 1,682,570.10 and 481,870.10

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Solution

The fourth proportional to 1,121,567.60, 1,682,570.10 and 481,870.10 is: 722,899.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,567.60 : 1,682,570.10 = 481,870.10 : x
  2. Step 2: Convert to fraction form
    1,121,567.60/1,682,570.10 = 481,870.10/x
  3. Step 3: Cross multiply
    1,121,567.60x = 1,682,570.10 × 481,870.10
  4. Step 4: Simplify right side
    1,121,567.60x = 810,780,222,344.01
  5. Step 5: Solve for x
    x = 810,780,222,344.01/1,121,567.60
  6. Step 6: Final answer
    x = 722,899.11

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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.