Finding the Fourth Proportional to 4,830,396.44, 7,249,186.56 and 1,951,788.28
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Solution
The fourth proportional to 4,830,396.44, 7,249,186.56 and 1,951,788.28 is: 2,929,133.78
Step by Step Solution
- Step 1: Write the proportion equation
4,830,396.44 : 7,249,186.56 = 1,951,788.28 : x - Step 2: Convert to fraction form
4,830,396.44/7,249,186.56 = 1,951,788.28/x - Step 3: Cross multiply
4,830,396.44x = 7,249,186.56 × 1,951,788.28 - Step 4: Simplify right side
4,830,396.44x = 14,148,877,367,341.52 - Step 5: Solve for x
x = 14,148,877,367,341.52/4,830,396.44 - Step 6: Final answer
x = 2,929,133.78
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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.