Home / 1,181,674.10-1,630,618.19-698,147.54

Finding the Fourth Proportional to 1,181,674.10, 1,630,618.19 and 698,147.54

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Solution

The fourth proportional to 1,181,674.10, 1,630,618.19 and 698,147.54 is: 963,389.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,674.10 : 1,630,618.19 = 698,147.54 : x
  2. Step 2: Convert to fraction form
    1,181,674.10/1,630,618.19 = 698,147.54/x
  3. Step 3: Cross multiply
    1,181,674.10x = 1,630,618.19 × 698,147.54
  4. Step 4: Simplify right side
    1,181,674.10x = 1,138,412,075,116.80
  5. Step 5: Solve for x
    x = 1,138,412,075,116.80/1,181,674.10
  6. Step 6: Final answer
    x = 963,389.21

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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.