Finding the Fourth Proportional to 2,590,908.32, 3,573,602.16 and 2,246,127.74
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Solution
The fourth proportional to 2,590,908.32, 3,573,602.16 and 2,246,127.74 is: 3,098,051.32
Step by Step Solution
- Step 1: Write the proportion equation
2,590,908.32 : 3,573,602.16 = 2,246,127.74 : x - Step 2: Convert to fraction form
2,590,908.32/3,573,602.16 = 2,246,127.74/x - Step 3: Cross multiply
2,590,908.32x = 3,573,602.16 × 2,246,127.74 - Step 4: Simplify right side
2,590,908.32x = 8,026,766,943,299.92 - Step 5: Solve for x
x = 8,026,766,943,299.92/2,590,908.32 - Step 6: Final answer
x = 3,098,051.32
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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.