Finding the Fourth Proportional to 1,091,715.34, 1,506,573.34 and 633,102.21
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Solution
The fourth proportional to 1,091,715.34, 1,506,573.34 and 633,102.21 is: 873,684.63
Step by Step Solution
- Step 1: Write the proportion equation
1,091,715.34 : 1,506,573.34 = 633,102.21 : x - Step 2: Convert to fraction form
1,091,715.34/1,506,573.34 = 633,102.21/x - Step 3: Cross multiply
1,091,715.34x = 1,506,573.34 × 633,102.21 - Step 4: Simplify right side
1,091,715.34x = 953,814,911,081.08 - Step 5: Solve for x
x = 953,814,911,081.08/1,091,715.34 - Step 6: Final answer
x = 873,684.63
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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.