Finding the Third Proportional to 915,789 and 1,346,242.50
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Solution
The third proportional to 915,789 and 1,346,242.50 is: 1,979,024.50
Step by Step Solution
- Step 1: Write the proportion equation
915,789 : 1,346,242.50 = 1,346,242.50 : x - Step 2: Convert to fraction form
915,789/1,346,242.50 = 1,346,242.50/x - Step 3: Cross multiply
915,789x = 1,346,242.50 × 1,346,242.50 - Step 4: Simplify right side
915,789x = 1,812,368,868,806.25 - Step 5: Solve for x
x = 1,812,368,868,806.25/915,789 - Step 6: Final answer
x = 1,979,024.50
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.