Finding the Fourth Proportional to 3,069,885.83, 4,236,460.18 and 1,693,278.68
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Solution
The fourth proportional to 3,069,885.83, 4,236,460.18 and 1,693,278.68 is: 2,336,734.36
Step by Step Solution
- Step 1: Write the proportion equation
3,069,885.83 : 4,236,460.18 = 1,693,278.68 : x - Step 2: Convert to fraction form
3,069,885.83/4,236,460.18 = 1,693,278.68/x - Step 3: Cross multiply
3,069,885.83x = 4,236,460.18 × 1,693,278.68 - Step 4: Simplify right side
3,069,885.83x = 7,173,507,676,047.47 - Step 5: Solve for x
x = 7,173,507,676,047.47/3,069,885.83 - Step 6: Final answer
x = 2,336,734.36
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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.