Finding the Fourth Proportional to 1,766,730.10, 2,651,414.19 and 1,312,370.53
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Solution
The fourth proportional to 1,766,730.10, 2,651,414.19 and 1,312,370.53 is: 1,969,535.61
Step by Step Solution
- Step 1: Write the proportion equation
1,766,730.10 : 2,651,414.19 = 1,312,370.53 : x - Step 2: Convert to fraction form
1,766,730.10/2,651,414.19 = 1,312,370.53/x - Step 3: Cross multiply
1,766,730.10x = 2,651,414.19 × 1,312,370.53 - Step 4: Simplify right side
1,766,730.10x = 3,479,637,845,779.82 - Step 5: Solve for x
x = 3,479,637,845,779.82/1,766,730.10 - Step 6: Final answer
x = 1,969,535.61
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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.