Finding the Fourth Proportional to 4,176,106.98, 5,763,835.86 and 2,723,280.15
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Solution
The fourth proportional to 4,176,106.98, 5,763,835.86 and 2,723,280.15 is: 3,758,653.66
Step by Step Solution
- Step 1: Write the proportion equation
4,176,106.98 : 5,763,835.86 = 2,723,280.15 : x - Step 2: Convert to fraction form
4,176,106.98/5,763,835.86 = 2,723,280.15/x - Step 3: Cross multiply
4,176,106.98x = 5,763,835.86 × 2,723,280.15 - Step 4: Simplify right side
4,176,106.98x = 15,696,539,785,396.18 - Step 5: Solve for x
x = 15,696,539,785,396.18/4,176,106.98 - Step 6: Final answer
x = 3,758,653.66
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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.