Finding the Fourth Proportional to 1,102,677.48, 1,521,689.16 and 619,263
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Solution
The fourth proportional to 1,102,677.48, 1,521,689.16 and 619,263 is: 854,579.70
Step by Step Solution
- Step 1: Write the proportion equation
1,102,677.48 : 1,521,689.16 = 619,263 : x - Step 2: Convert to fraction form
1,102,677.48/1,521,689.16 = 619,263/x - Step 3: Cross multiply
1,102,677.48x = 1,521,689.16 × 619,263 - Step 4: Simplify right side
1,102,677.48x = 942,325,794,289.08 - Step 5: Solve for x
x = 942,325,794,289.08/1,102,677.48 - Step 6: Final answer
x = 854,579.70
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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.