Finding the Fourth Proportional to 4,429,198.91, 6,112,312.58 and 2,495,487.53
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Solution
The fourth proportional to 4,429,198.91, 6,112,312.58 and 2,495,487.53 is: 3,443,782.98
Step by Step Solution
- Step 1: Write the proportion equation
4,429,198.91 : 6,112,312.58 = 2,495,487.53 : x - Step 2: Convert to fraction form
4,429,198.91/6,112,312.58 = 2,495,487.53/x - Step 3: Cross multiply
4,429,198.91x = 6,112,312.58 × 2,495,487.53 - Step 4: Simplify right side
4,429,198.91x = 15,253,199,822,852.13 - Step 5: Solve for x
x = 15,253,199,822,852.13/4,429,198.91 - Step 6: Final answer
x = 3,443,782.98
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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.