Finding the Fourth Proportional to 4,740,515.79, 6,541,898.64 and 2,565,095.94
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Solution
The fourth proportional to 4,740,515.79, 6,541,898.64 and 2,565,095.94 is: 3,539,825.28
Step by Step Solution
- Step 1: Write the proportion equation
4,740,515.79 : 6,541,898.64 = 2,565,095.94 : x - Step 2: Convert to fraction form
4,740,515.79/6,541,898.64 = 2,565,095.94/x - Step 3: Cross multiply
4,740,515.79x = 6,541,898.64 × 2,565,095.94 - Step 4: Simplify right side
4,740,515.79x = 16,780,597,641,355.52 - Step 5: Solve for x
x = 16,780,597,641,355.52/4,740,515.79 - Step 6: Final answer
x = 3,539,825.28
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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.