Finding the Fourth Proportional to 3,563,959.74, 4,918,488.39 and 1,954,327.74
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Solution
The fourth proportional to 3,563,959.74, 4,918,488.39 and 1,954,327.74 is: 2,697,095.09
Step by Step Solution
- Step 1: Write the proportion equation
3,563,959.74 : 4,918,488.39 = 1,954,327.74 : x - Step 2: Convert to fraction form
3,563,959.74/4,918,488.39 = 1,954,327.74/x - Step 3: Cross multiply
3,563,959.74x = 4,918,488.39 × 1,954,327.74 - Step 4: Simplify right side
3,563,959.74x = 9,612,338,299,444.94 - Step 5: Solve for x
x = 9,612,338,299,444.94/3,563,959.74 - Step 6: Final answer
x = 2,697,095.09
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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.