Finding the Fourth Proportional to 1,490,026.92, 2,235,373.56 and 543,397.68
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Solution
The fourth proportional to 1,490,026.92, 2,235,373.56 and 543,397.68 is: 815,218.03
Step by Step Solution
- Step 1: Write the proportion equation
1,490,026.92 : 2,235,373.56 = 543,397.68 : x - Step 2: Convert to fraction form
1,490,026.92/2,235,373.56 = 543,397.68/x - Step 3: Cross multiply
1,490,026.92x = 2,235,373.56 × 543,397.68 - Step 4: Simplify right side
1,490,026.92x = 1,214,696,806,437.34 - Step 5: Solve for x
x = 1,214,696,806,437.34/1,490,026.92 - Step 6: Final answer
x = 815,218.03
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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.