Finding the Fourth Proportional to 1,091,639.49, 1,506,472.79 and 601,626.67
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Solution
The fourth proportional to 1,091,639.49, 1,506,472.79 and 601,626.67 is: 830,250.48
Step by Step Solution
- Step 1: Write the proportion equation
1,091,639.49 : 1,506,472.79 = 601,626.67 : x - Step 2: Convert to fraction form
1,091,639.49/1,506,472.79 = 601,626.67/x - Step 3: Cross multiply
1,091,639.49x = 1,506,472.79 × 601,626.67 - Step 4: Simplify right side
1,091,639.49x = 906,334,209,224.37 - Step 5: Solve for x
x = 906,334,209,224.37/1,091,639.49 - Step 6: Final answer
x = 830,250.48
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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.