Finding the Fourth Proportional to 4,722,328.68, 6,516,311.10 and 2,657,308.26
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Solution
The fourth proportional to 4,722,328.68, 6,516,311.10 and 2,657,308.26 is: 3,666,802.65
Step by Step Solution
- Step 1: Write the proportion equation
4,722,328.68 : 6,516,311.10 = 2,657,308.26 : x - Step 2: Convert to fraction form
4,722,328.68/6,516,311.10 = 2,657,308.26/x - Step 3: Cross multiply
4,722,328.68x = 6,516,311.10 × 2,657,308.26 - Step 4: Simplify right side
4,722,328.68x = 17,315,847,310,759.68 - Step 5: Solve for x
x = 17,315,847,310,759.68/4,722,328.68 - Step 6: Final answer
x = 3,666,802.65
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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.