Finding the Fourth Proportional to 1,164,428.68, 1,606,895.12 and 655,129.84
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Solution
The fourth proportional to 1,164,428.68, 1,606,895.12 and 655,129.84 is: 904,069.92
Step by Step Solution
- Step 1: Write the proportion equation
1,164,428.68 : 1,606,895.12 = 655,129.84 : x - Step 2: Convert to fraction form
1,164,428.68/1,606,895.12 = 655,129.84/x - Step 3: Cross multiply
1,164,428.68x = 1,606,895.12 × 655,129.84 - Step 4: Simplify right side
1,164,428.68x = 1,052,724,950,526.06 - Step 5: Solve for x
x = 1,052,724,950,526.06/1,164,428.68 - Step 6: Final answer
x = 904,069.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.