Finding the Fourth Proportional to 1,187,754.24, 1,779,531.84 and 787,445.76
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Solution
The fourth proportional to 1,187,754.24, 1,779,531.84 and 787,445.76 is: 1,179,776.72
Step by Step Solution
- Step 1: Write the proportion equation
1,187,754.24 : 1,779,531.84 = 787,445.76 : x - Step 2: Convert to fraction form
1,187,754.24/1,779,531.84 = 787,445.76/x - Step 3: Cross multiply
1,187,754.24x = 1,779,531.84 × 787,445.76 - Step 4: Simplify right side
1,187,754.24x = 1,401,284,802,193.00 - Step 5: Solve for x
x = 1,401,284,802,193.00/1,187,754.24 - Step 6: Final answer
x = 1,179,776.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.