Finding the Fourth Proportional to 1,306,663.52, 1,803,028.11 and 762,674.54
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Solution
The fourth proportional to 1,306,663.52, 1,803,028.11 and 762,674.54 is: 1,052,393.07
Step by Step Solution
- Step 1: Write the proportion equation
1,306,663.52 : 1,803,028.11 = 762,674.54 : x - Step 2: Convert to fraction form
1,306,663.52/1,803,028.11 = 762,674.54/x - Step 3: Cross multiply
1,306,663.52x = 1,803,028.11 × 762,674.54 - Step 4: Simplify right side
1,306,663.52x = 1,375,123,631,800.44 - Step 5: Solve for x
x = 1,375,123,631,800.44/1,306,663.52 - Step 6: Final answer
x = 1,052,393.07
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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.