Finding the Fourth Proportional to 4,296,612.20, 5,929,189.12 and 2,362,866.80
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Solution
The fourth proportional to 4,296,612.20, 5,929,189.12 and 2,362,866.80 is: 3,260,681.55
Step by Step Solution
- Step 1: Write the proportion equation
4,296,612.20 : 5,929,189.12 = 2,362,866.80 : x - Step 2: Convert to fraction form
4,296,612.20/5,929,189.12 = 2,362,866.80/x - Step 3: Cross multiply
4,296,612.20x = 5,929,189.12 × 2,362,866.80 - Step 4: Simplify right side
4,296,612.20x = 14,009,884,122,569.21 - Step 5: Solve for x
x = 14,009,884,122,569.21/4,296,612.20 - Step 6: Final answer
x = 3,260,681.55
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1.5x scale
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.