Finding the Fourth Proportional to 1,375,665.06, 1,898,425.35 and 763,809.06
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Solution
The fourth proportional to 1,375,665.06, 1,898,425.35 and 763,809.06 is: 1,054,060.70
Step by Step Solution
- Step 1: Write the proportion equation
1,375,665.06 : 1,898,425.35 = 763,809.06 : x - Step 2: Convert to fraction form
1,375,665.06/1,898,425.35 = 763,809.06/x - Step 3: Cross multiply
1,375,665.06x = 1,898,425.35 × 763,809.06 - Step 4: Simplify right side
1,375,665.06x = 1,450,034,482,063.67 - Step 5: Solve for x
x = 1,450,034,482,063.67/1,375,665.06 - Step 6: Final answer
x = 1,054,060.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.