Finding the Fourth Proportional to 3,558,264.75, 4,910,398.07 and 1,926,671.63
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Solution
The fourth proportional to 3,558,264.75, 4,910,398.07 and 1,926,671.63 is: 2,658,802.90
Step by Step Solution
- Step 1: Write the proportion equation
3,558,264.75 : 4,910,398.07 = 1,926,671.63 : x - Step 2: Convert to fraction form
3,558,264.75/4,910,398.07 = 1,926,671.63/x - Step 3: Cross multiply
3,558,264.75x = 4,910,398.07 × 1,926,671.63 - Step 4: Simplify right side
3,558,264.75x = 9,460,724,619,290.41 - Step 5: Solve for x
x = 9,460,724,619,290.41/3,558,264.75 - Step 6: Final answer
x = 2,658,802.90
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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.