Finding the Fourth Proportional to 2,148,058.24, 2,964,396.49 and 1,181,262.08
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Solution
The fourth proportional to 2,148,058.24, 2,964,396.49 and 1,181,262.08 is: 1,630,183.53
Step by Step Solution
- Step 1: Write the proportion equation
2,148,058.24 : 2,964,396.49 = 1,181,262.08 : x - Step 2: Convert to fraction form
2,148,058.24/2,964,396.49 = 1,181,262.08/x - Step 3: Cross multiply
2,148,058.24x = 2,964,396.49 × 1,181,262.08 - Step 4: Simplify right side
2,148,058.24x = 3,501,729,168,179.94 - Step 5: Solve for x
x = 3,501,729,168,179.94/2,148,058.24 - Step 6: Final answer
x = 1,630,183.53
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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.