Finding the Third Proportional to 721,386 and 1,125,751.50
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Solution
The third proportional to 721,386 and 1,125,751.50 is: 1,756,779.92
Step by Step Solution
- Step 1: Write the proportion equation
721,386 : 1,125,751.50 = 1,125,751.50 : x - Step 2: Convert to fraction form
721,386/1,125,751.50 = 1,125,751.50/x - Step 3: Cross multiply
721,386x = 1,125,751.50 × 1,125,751.50 - Step 4: Simplify right side
721,386x = 1,267,316,439,752.25 - Step 5: Solve for x
x = 1,267,316,439,752.25/721,386 - Step 6: Final answer
x = 1,756,779.92
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.