Finding the Fourth Proportional to 5,243,826.39, 7,237,170.14 and 2,952,433.59
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Solution
The fourth proportional to 5,243,826.39, 7,237,170.14 and 2,952,433.59 is: 4,074,746.69
Step by Step Solution
- Step 1: Write the proportion equation
5,243,826.39 : 7,237,170.14 = 2,952,433.59 : x - Step 2: Convert to fraction form
5,243,826.39/7,237,170.14 = 2,952,433.59/x - Step 3: Cross multiply
5,243,826.39x = 7,237,170.14 × 2,952,433.59 - Step 4: Simplify right side
5,243,826.39x = 21,367,264,217,881 - Step 5: Solve for x
x = 21,367,264,217,881/5,243,826.39 - Step 6: Final answer
x = 4,074,746.69
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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.