Finding the Third Proportional to 1,390,992.75 and 2,931,430.50
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Solution
The third proportional to 1,390,992.75 and 2,931,430.50 is: 6,177,807.02
Step by Step Solution
- Step 1: Write the proportion equation
1,390,992.75 : 2,931,430.50 = 2,931,430.50 : x - Step 2: Convert to fraction form
1,390,992.75/2,931,430.50 = 2,931,430.50/x - Step 3: Cross multiply
1,390,992.75x = 2,931,430.50 × 2,931,430.50 - Step 4: Simplify right side
1,390,992.75x = 8,593,284,776,330.25 - Step 5: Solve for x
x = 8,593,284,776,330.25/1,390,992.75 - Step 6: Final answer
x = 6,177,807.02
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These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.