Finding the Fourth Proportional to 2,833,293.71, 3,909,616.39 and 1,730,170.91
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Solution
The fourth proportional to 2,833,293.71, 3,909,616.39 and 1,730,170.91 is: 2,387,434.99
Step by Step Solution
- Step 1: Write the proportion equation
2,833,293.71 : 3,909,616.39 = 1,730,170.91 : x - Step 2: Convert to fraction form
2,833,293.71/3,909,616.39 = 1,730,170.91/x - Step 3: Cross multiply
2,833,293.71x = 3,909,616.39 × 1,730,170.91 - Step 4: Simplify right side
2,833,293.71x = 6,764,304,547,237.22 - Step 5: Solve for x
x = 6,764,304,547,237.22/2,833,293.71 - Step 6: Final answer
x = 2,387,434.99
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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.