Finding the Fourth Proportional to 2,515,407.84, 3,773,696.58 and 718,315.92
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Solution
The fourth proportional to 2,515,407.84, 3,773,696.58 and 718,315.92 is: 1,077,640.88
Step by Step Solution
- Step 1: Write the proportion equation
2,515,407.84 : 3,773,696.58 = 718,315.92 : x - Step 2: Convert to fraction form
2,515,407.84/3,773,696.58 = 718,315.92/x - Step 3: Cross multiply
2,515,407.84x = 3,773,696.58 × 718,315.92 - Step 4: Simplify right side
2,515,407.84x = 2,710,706,330,663.55 - Step 5: Solve for x
x = 2,710,706,330,663.55/2,515,407.84 - Step 6: Final answer
x = 1,077,640.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.