Finding the Fourth Proportional to 1,036,102.18, 1,554,363.45 and 325,965.05
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Solution
The fourth proportional to 1,036,102.18, 1,554,363.45 and 325,965.05 is: 489,013.70
Step by Step Solution
- Step 1: Write the proportion equation
1,036,102.18 : 1,554,363.45 = 325,965.05 : x - Step 2: Convert to fraction form
1,036,102.18/1,554,363.45 = 325,965.05/x - Step 3: Cross multiply
1,036,102.18x = 1,554,363.45 × 325,965.05 - Step 4: Simplify right side
1,036,102.18x = 506,668,159,697.42 - Step 5: Solve for x
x = 506,668,159,697.42/1,036,102.18 - Step 6: Final answer
x = 489,013.70
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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.