Finding the Fourth Proportional to 4,094,460.71, 6,142,636.26 and 1,215,763.53
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Solution
The fourth proportional to 4,094,460.71, 6,142,636.26 and 1,215,763.53 is: 1,823,925.95
Step by Step Solution
- Step 1: Write the proportion equation
4,094,460.71 : 6,142,636.26 = 1,215,763.53 : x - Step 2: Convert to fraction form
4,094,460.71/6,142,636.26 = 1,215,763.53/x - Step 3: Cross multiply
4,094,460.71x = 6,142,636.26 × 1,215,763.53 - Step 4: Simplify right side
4,094,460.71x = 7,467,993,142,963.60 - Step 5: Solve for x
x = 7,467,993,142,963.60/4,094,460.71 - Step 6: Final answer
x = 1,823,925.95
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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.