Finding the Fourth Proportional to 4,819,925.63, 6,651,377.16 and 2,698,181.27
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Solution
The fourth proportional to 4,819,925.63, 6,651,377.16 and 2,698,181.27 is: 3,723,422.86
Step by Step Solution
- Step 1: Write the proportion equation
4,819,925.63 : 6,651,377.16 = 2,698,181.27 : x - Step 2: Convert to fraction form
4,819,925.63/6,651,377.16 = 2,698,181.27/x - Step 3: Cross multiply
4,819,925.63x = 6,651,377.16 × 2,698,181.27 - Step 4: Simplify right side
4,819,925.63x = 17,946,621,272,817.79 - Step 5: Solve for x
x = 17,946,621,272,817.79/4,819,925.63 - Step 6: Final answer
x = 3,723,422.86
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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.