Finding the Fourth Proportional to 4,193,214.59, 5,772,355.68 and 3,103,432.49
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Solution
The fourth proportional to 4,193,214.59, 5,772,355.68 and 3,103,432.49 is: 4,272,167.76
Step by Step Solution
- Step 1: Write the proportion equation
4,193,214.59 : 5,772,355.68 = 3,103,432.49 : x - Step 2: Convert to fraction form
4,193,214.59/5,772,355.68 = 3,103,432.49/x - Step 3: Cross multiply
4,193,214.59x = 5,772,355.68 × 3,103,432.49 - Step 4: Simplify right side
4,193,214.59x = 17,914,116,187,216.80 - Step 5: Solve for x
x = 17,914,116,187,216.80/4,193,214.59 - Step 6: Final answer
x = 4,272,167.76
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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.