Finding the Fourth Proportional to 1,057,802.05, 1,586,671.98 and 299,642.05
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Solution
The fourth proportional to 1,057,802.05, 1,586,671.98 and 299,642.05 is: 449,454.27
Step by Step Solution
- Step 1: Write the proportion equation
1,057,802.05 : 1,586,671.98 = 299,642.05 : x - Step 2: Convert to fraction form
1,057,802.05/1,586,671.98 = 299,642.05/x - Step 3: Cross multiply
1,057,802.05x = 1,586,671.98 × 299,642.05 - Step 4: Simplify right side
1,057,802.05x = 475,433,644,764.76 - Step 5: Solve for x
x = 475,433,644,764.76/1,057,802.05 - Step 6: Final answer
x = 449,454.27
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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.