Finding the Fourth Proportional to 2,193,332.44, 3,026,781.66 and 1,226,464.60
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Solution
The fourth proportional to 2,193,332.44, 3,026,781.66 and 1,226,464.60 is: 1,692,511.58
Step by Step Solution
- Step 1: Write the proportion equation
2,193,332.44 : 3,026,781.66 = 1,226,464.60 : x - Step 2: Convert to fraction form
2,193,332.44/3,026,781.66 = 1,226,464.60/x - Step 3: Cross multiply
2,193,332.44x = 3,026,781.66 × 1,226,464.60 - Step 4: Simplify right side
2,193,332.44x = 3,712,240,557,919.24 - Step 5: Solve for x
x = 3,712,240,557,919.24/2,193,332.44 - Step 6: Final answer
x = 1,692,511.58
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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.