Finding the Third Proportional to 1,889,872.31 and 2,918,370.09
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Solution
The third proportional to 1,889,872.31 and 2,918,370.09 is: 4,506,592.30
Step by Step Solution
- Step 1: Write the proportion equation
1,889,872.31 : 2,918,370.09 = 2,918,370.09 : x - Step 2: Convert to fraction form
1,889,872.31/2,918,370.09 = 2,918,370.09/x - Step 3: Cross multiply
1,889,872.31x = 2,918,370.09 × 2,918,370.09 - Step 4: Simplify right side
1,889,872.31x = 8,516,884,004,094.38 - Step 5: Solve for x
x = 8,516,884,004,094.38/1,889,872.31 - Step 6: Final answer
x = 4,506,592.30
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.