Finding the Fourth Proportional to 3,402,784.66, 5,105,173.68 and 1,006,693.68
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Solution
The fourth proportional to 3,402,784.66, 5,105,173.68 and 1,006,693.68 is: 1,510,335.38
Step by Step Solution
- Step 1: Write the proportion equation
3,402,784.66 : 5,105,173.68 = 1,006,693.68 : x - Step 2: Convert to fraction form
3,402,784.66/5,105,173.68 = 1,006,693.68/x - Step 3: Cross multiply
3,402,784.66x = 5,105,173.68 × 1,006,693.68 - Step 4: Simplify right side
3,402,784.66x = 5,139,346,078,958.34 - Step 5: Solve for x
x = 5,139,346,078,958.34/3,402,784.66 - Step 6: Final answer
x = 1,510,335.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.