Finding the Fourth Proportional to 4,328,652.88, 6,492,913.44 and 1,488,789.64
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Solution
The fourth proportional to 4,328,652.88, 6,492,913.44 and 1,488,789.64 is: 2,233,161.80
Step by Step Solution
- Step 1: Write the proportion equation
4,328,652.88 : 6,492,913.44 = 1,488,789.64 : x - Step 2: Convert to fraction form
4,328,652.88/6,492,913.44 = 1,488,789.64/x - Step 3: Cross multiply
4,328,652.88x = 6,492,913.44 × 1,488,789.64 - Step 4: Simplify right side
4,328,652.88x = 9,666,582,262,888.76 - Step 5: Solve for x
x = 9,666,582,262,888.76/4,328,652.88 - Step 6: Final answer
x = 2,233,161.80
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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.