Finding the Fourth Proportional to 2,726,617.74, 3,762,739.94 and 1,639,511.88
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Solution
The fourth proportional to 2,726,617.74, 3,762,739.94 and 1,639,511.88 is: 2,262,530.88
Step by Step Solution
- Step 1: Write the proportion equation
2,726,617.74 : 3,762,739.94 = 1,639,511.88 : x - Step 2: Convert to fraction form
2,726,617.74/3,762,739.94 = 1,639,511.88/x - Step 3: Cross multiply
2,726,617.74x = 3,762,739.94 × 1,639,511.88 - Step 4: Simplify right side
2,726,617.74x = 6,169,056,832,980.49 - Step 5: Solve for x
x = 6,169,056,832,980.49/2,726,617.74 - Step 6: Final answer
x = 2,262,530.88
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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.