Finding the Fourth Proportional to 1,442,298.30, 2,163,577.77 and 417,613.62
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Solution
The fourth proportional to 1,442,298.30, 2,163,577.77 and 417,613.62 is: 626,458.17
Step by Step Solution
- Step 1: Write the proportion equation
1,442,298.30 : 2,163,577.77 = 417,613.62 : x - Step 2: Convert to fraction form
1,442,298.30/2,163,577.77 = 417,613.62/x - Step 3: Cross multiply
1,442,298.30x = 2,163,577.77 × 417,613.62 - Step 4: Simplify right side
1,442,298.30x = 903,539,552,794.64 - Step 5: Solve for x
x = 903,539,552,794.64/1,442,298.30 - Step 6: Final answer
x = 626,458.17
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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.