Finding the Fourth Proportional to 5,552,883.18, 8,329,509.15 and 1,909,577.31
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Solution
The fourth proportional to 5,552,883.18, 8,329,509.15 and 1,909,577.31 is: 2,864,429.37
Step by Step Solution
- Step 1: Write the proportion equation
5,552,883.18 : 8,329,509.15 = 1,909,577.31 : x - Step 2: Convert to fraction form
5,552,883.18/8,329,509.15 = 1,909,577.31/x - Step 3: Cross multiply
5,552,883.18x = 8,329,509.15 × 1,909,577.31 - Step 4: Simplify right side
5,552,883.18x = 15,905,841,676,277.39 - Step 5: Solve for x
x = 15,905,841,676,277.39/5,552,883.18 - Step 6: Final answer
x = 2,864,429.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.