Finding the Fourth Proportional to 3,564,478.08, 4,919,239.92 and 2,036,552.40
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Solution
The fourth proportional to 3,564,478.08, 4,919,239.92 and 2,036,552.40 is: 2,810,590.96
Step by Step Solution
- Step 1: Write the proportion equation
3,564,478.08 : 4,919,239.92 = 2,036,552.40 : x - Step 2: Convert to fraction form
3,564,478.08/4,919,239.92 = 2,036,552.40/x - Step 3: Cross multiply
3,564,478.08x = 4,919,239.92 × 2,036,552.40 - Step 4: Simplify right side
3,564,478.08x = 10,018,289,865,251.81 - Step 5: Solve for x
x = 10,018,289,865,251.81/3,564,478.08 - Step 6: Final answer
x = 2,810,590.96
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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.