Finding the Fourth Proportional to 2,148,385.44, 2,964,712.64 and 1,181,515.60
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Solution
The fourth proportional to 2,148,385.44, 2,964,712.64 and 1,181,515.60 is: 1,630,458.93
Step by Step Solution
- Step 1: Write the proportion equation
2,148,385.44 : 2,964,712.64 = 1,181,515.60 : x - Step 2: Convert to fraction form
2,148,385.44/2,964,712.64 = 1,181,515.60/x - Step 3: Cross multiply
2,148,385.44x = 2,964,712.64 × 1,181,515.60 - Step 4: Simplify right side
2,148,385.44x = 3,502,854,233,677.18 - Step 5: Solve for x
x = 3,502,854,233,677.18/2,148,385.44 - Step 6: Final answer
x = 1,630,458.93
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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.