Finding the Fourth Proportional to 1,119,653, 1,545,672.75 and 775,749.68
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Solution
The fourth proportional to 1,119,653, 1,545,672.75 and 775,749.68 is: 1,070,916.74
Step by Step Solution
- Step 1: Write the proportion equation
1,119,653 : 1,545,672.75 = 775,749.68 : x - Step 2: Convert to fraction form
1,119,653/1,545,672.75 = 775,749.68/x - Step 3: Cross multiply
1,119,653x = 1,545,672.75 × 775,749.68 - Step 4: Simplify right side
1,119,653x = 1,199,055,141,197.22 - Step 5: Solve for x
x = 1,199,055,141,197.22/1,119,653 - Step 6: Final answer
x = 1,070,916.74
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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.