Finding the Fourth Proportional to 4,319,787.70, 5,961,292.26 and 2,484,159.32
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Solution
The fourth proportional to 4,319,787.70, 5,961,292.26 and 2,484,159.32 is: 3,428,131.37
Step by Step Solution
- Step 1: Write the proportion equation
4,319,787.70 : 5,961,292.26 = 2,484,159.32 : x - Step 2: Convert to fraction form
4,319,787.70/5,961,292.26 = 2,484,159.32/x - Step 3: Cross multiply
4,319,787.70x = 5,961,292.26 × 2,484,159.32 - Step 4: Simplify right side
4,319,787.70x = 14,808,799,726,922.86 - Step 5: Solve for x
x = 14,808,799,726,922.86/4,319,787.70 - Step 6: Final answer
x = 3,428,131.37
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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.