Finding the Fourth Proportional to 1,135,853.01, 1,703,282.31 and 425,382.84
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Solution
The fourth proportional to 1,135,853.01, 1,703,282.31 and 425,382.84 is: 637,888.05
Step by Step Solution
- Step 1: Write the proportion equation
1,135,853.01 : 1,703,282.31 = 425,382.84 : x - Step 2: Convert to fraction form
1,135,853.01/1,703,282.31 = 425,382.84/x - Step 3: Cross multiply
1,135,853.01x = 1,703,282.31 × 425,382.84 - Step 4: Simplify right side
1,135,853.01x = 724,547,066,349.56 - Step 5: Solve for x
x = 724,547,066,349.56/1,135,853.01 - Step 6: Final answer
x = 637,888.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.