Finding the Fourth Proportional to 1,116,581.68, 1,675,153.14 and 358,490.98
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Solution
The fourth proportional to 1,116,581.68, 1,675,153.14 and 358,490.98 is: 537,826.57
Step by Step Solution
- Step 1: Write the proportion equation
1,116,581.68 : 1,675,153.14 = 358,490.98 : x - Step 2: Convert to fraction form
1,116,581.68/1,675,153.14 = 358,490.98/x - Step 3: Cross multiply
1,116,581.68x = 1,675,153.14 × 358,490.98 - Step 4: Simplify right side
1,116,581.68x = 600,527,290,808.68 - Step 5: Solve for x
x = 600,527,290,808.68/1,116,581.68 - Step 6: Final answer
x = 537,826.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.