Finding the Fourth Proportional to 1,029,943.60, 1,545,342.18 and 556,072
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Solution
The fourth proportional to 1,029,943.60, 1,545,342.18 and 556,072 is: 834,338.42
Step by Step Solution
- Step 1: Write the proportion equation
1,029,943.60 : 1,545,342.18 = 556,072 : x - Step 2: Convert to fraction form
1,029,943.60/1,545,342.18 = 556,072/x - Step 3: Cross multiply
1,029,943.60x = 1,545,342.18 × 556,072 - Step 4: Simplify right side
1,029,943.60x = 859,321,516,716.96 - Step 5: Solve for x
x = 859,321,516,716.96/1,029,943.60 - Step 6: Final answer
x = 834,338.42
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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.