Finding the Fourth Proportional to 1,908,917.20, 2,634,873.63 and 1,093,663.75
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Solution
The fourth proportional to 1,908,917.20, 2,634,873.63 and 1,093,663.75 is: 1,509,581.33
Step by Step Solution
- Step 1: Write the proportion equation
1,908,917.20 : 2,634,873.63 = 1,093,663.75 : x - Step 2: Convert to fraction form
1,908,917.20/2,634,873.63 = 1,093,663.75/x - Step 3: Cross multiply
1,908,917.20x = 2,634,873.63 × 1,093,663.75 - Step 4: Simplify right side
1,908,917.20x = 2,881,665,774,961.91 - Step 5: Solve for x
x = 2,881,665,774,961.91/1,908,917.20 - Step 6: Final answer
x = 1,509,581.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.