Finding the Fourth Proportional to 2,805,460.84, 3,868,952.92 and 1,771,171.76
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Solution
The fourth proportional to 2,805,460.84, 3,868,952.92 and 1,771,171.76 is: 2,442,586.28
Step by Step Solution
- Step 1: Write the proportion equation
2,805,460.84 : 3,868,952.92 = 1,771,171.76 : x - Step 2: Convert to fraction form
2,805,460.84/3,868,952.92 = 1,771,171.76/x - Step 3: Cross multiply
2,805,460.84x = 3,868,952.92 × 1,771,171.76 - Step 4: Simplify right side
2,805,460.84x = 6,852,580,152,673.54 - Step 5: Solve for x
x = 6,852,580,152,673.54/2,805,460.84 - Step 6: Final answer
x = 2,442,586.28
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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.