Finding the Fourth Proportional to 2,186,384.04, 3,018,177.47 and 1,412,392.26
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Solution
The fourth proportional to 2,186,384.04, 3,018,177.47 and 1,412,392.26 is: 1,949,726.31
Step by Step Solution
- Step 1: Write the proportion equation
2,186,384.04 : 3,018,177.47 = 1,412,392.26 : x - Step 2: Convert to fraction form
2,186,384.04/3,018,177.47 = 1,412,392.26/x - Step 3: Cross multiply
2,186,384.04x = 3,018,177.47 × 1,412,392.26 - Step 4: Simplify right side
2,186,384.04x = 4,262,850,490,872.42 - Step 5: Solve for x
x = 4,262,850,490,872.42/2,186,384.04 - Step 6: Final answer
x = 1,949,726.31
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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.