Finding the Fourth Proportional to 1,974,136.96, 2,724,309.93 and 1,068,718.96
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Solution
The fourth proportional to 1,974,136.96, 2,724,309.93 and 1,068,718.96 is: 1,474,832.67
Step by Step Solution
- Step 1: Write the proportion equation
1,974,136.96 : 2,724,309.93 = 1,068,718.96 : x - Step 2: Convert to fraction form
1,974,136.96/2,724,309.93 = 1,068,718.96/x - Step 3: Cross multiply
1,974,136.96x = 2,724,309.93 × 1,068,718.96 - Step 4: Simplify right side
1,974,136.96x = 2,911,521,675,107.27 - Step 5: Solve for x
x = 2,911,521,675,107.27/1,974,136.96 - Step 6: Final answer
x = 1,474,832.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.