Finding the Fourth Proportional to 1,051,487.49, 1,578,353.96 and 452,745.09
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Solution
The fourth proportional to 1,051,487.49, 1,578,353.96 and 452,745.09 is: 679,601.05
Step by Step Solution
- Step 1: Write the proportion equation
1,051,487.49 : 1,578,353.96 = 452,745.09 : x - Step 2: Convert to fraction form
1,051,487.49/1,578,353.96 = 452,745.09/x - Step 3: Cross multiply
1,051,487.49x = 1,578,353.96 × 452,745.09 - Step 4: Simplify right side
1,051,487.49x = 714,592,003,408.33 - Step 5: Solve for x
x = 714,592,003,408.33/1,051,487.49 - Step 6: Final answer
x = 679,601.05
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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.