Finding the Fourth Proportional to 2,572,043.54, 3,857,277.42 and 1,778,424.98
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Solution
The fourth proportional to 2,572,043.54, 3,857,277.42 and 1,778,424.98 is: 2,667,092.69
Step by Step Solution
- Step 1: Write the proportion equation
2,572,043.54 : 3,857,277.42 = 1,778,424.98 : x - Step 2: Convert to fraction form
2,572,043.54/3,857,277.42 = 1,778,424.98/x - Step 3: Cross multiply
2,572,043.54x = 3,857,277.42 × 1,778,424.98 - Step 4: Simplify right side
2,572,043.54x = 6,859,878,518,517.95 - Step 5: Solve for x
x = 6,859,878,518,517.95/2,572,043.54 - Step 6: Final answer
x = 2,667,092.69
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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.