Finding the Fourth Proportional to 1,234,539.42, 1,703,595.42 and 690,570.18
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Solution
The fourth proportional to 1,234,539.42, 1,703,595.42 and 690,570.18 is: 952,948.26
Step by Step Solution
- Step 1: Write the proportion equation
1,234,539.42 : 1,703,595.42 = 690,570.18 : x - Step 2: Convert to fraction form
1,234,539.42/1,703,595.42 = 690,570.18/x - Step 3: Cross multiply
1,234,539.42x = 1,703,595.42 × 690,570.18 - Step 4: Simplify right side
1,234,539.42x = 1,176,452,195,836.58 - Step 5: Solve for x
x = 1,176,452,195,836.58/1,234,539.42 - Step 6: Final answer
x = 952,948.26
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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.