Finding the Fourth Proportional to 4,732,893.07, 7,102,533.98 and 1,853,902.76
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Solution
The fourth proportional to 4,732,893.07, 7,102,533.98 and 1,853,902.76 is: 2,782,105.39
Step by Step Solution
- Step 1: Write the proportion equation
4,732,893.07 : 7,102,533.98 = 1,853,902.76 : x - Step 2: Convert to fraction form
4,732,893.07/7,102,533.98 = 1,853,902.76/x - Step 3: Cross multiply
4,732,893.07x = 7,102,533.98 × 1,853,902.76 - Step 4: Simplify right side
4,732,893.07x = 13,167,407,317,637.87 - Step 5: Solve for x
x = 13,167,407,317,637.87/4,732,893.07 - Step 6: Final answer
x = 2,782,105.39
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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.