Finding the Fourth Proportional to 1,412,047.94, 2,103,123.74 and 1,405,166.18
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Solution
The fourth proportional to 1,412,047.94, 2,103,123.74 and 1,405,166.18 is: 2,092,873.95
Step by Step Solution
- Step 1: Write the proportion equation
1,412,047.94 : 2,103,123.74 = 1,405,166.18 : x - Step 2: Convert to fraction form
1,412,047.94/2,103,123.74 = 1,405,166.18/x - Step 3: Cross multiply
1,412,047.94x = 2,103,123.74 × 1,405,166.18 - Step 4: Simplify right side
1,412,047.94x = 2,955,238,351,803.11 - Step 5: Solve for x
x = 2,955,238,351,803.11/1,412,047.94 - Step 6: Final answer
x = 2,092,873.95
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.