Finding the Fourth Proportional to 5,919,677.31, 8,875,920.29 and 2,321,132.91
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Solution
The fourth proportional to 5,919,677.31, 8,875,920.29 and 2,321,132.91 is: 3,480,289.48
Step by Step Solution
- Step 1: Write the proportion equation
5,919,677.31 : 8,875,920.29 = 2,321,132.91 : x - Step 2: Convert to fraction form
5,919,677.31/8,875,920.29 = 2,321,132.91/x - Step 3: Cross multiply
5,919,677.31x = 8,875,920.29 × 2,321,132.91 - Step 4: Simplify right side
5,919,677.31x = 20,602,190,680,050.08 - Step 5: Solve for x
x = 20,602,190,680,050.08/5,919,677.31 - Step 6: Final answer
x = 3,480,289.48
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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.