Finding the Fourth Proportional to 2,815,610.63, 3,888,750.26 and 1,908,617.99
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Solution
The fourth proportional to 2,815,610.63, 3,888,750.26 and 1,908,617.99 is: 2,636,067.16
Step by Step Solution
- Step 1: Write the proportion equation
2,815,610.63 : 3,888,750.26 = 1,908,617.99 : x - Step 2: Convert to fraction form
2,815,610.63/3,888,750.26 = 1,908,617.99/x - Step 3: Cross multiply
2,815,610.63x = 3,888,750.26 × 1,908,617.99 - Step 4: Simplify right side
2,815,610.63x = 7,422,138,690,180.97 - Step 5: Solve for x
x = 7,422,138,690,180.97/2,815,610.63 - Step 6: Final answer
x = 2,636,067.16
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.