Finding the Fourth Proportional to 5,799,464.80, 8,690,643.60 and 4,205,384.80
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Solution
The fourth proportional to 5,799,464.80, 8,690,643.60 and 4,205,384.80 is: 6,301,874.70
Step by Step Solution
- Step 1: Write the proportion equation
5,799,464.80 : 8,690,643.60 = 4,205,384.80 : x - Step 2: Convert to fraction form
5,799,464.80/8,690,643.60 = 4,205,384.80/x - Step 3: Cross multiply
5,799,464.80x = 8,690,643.60 × 4,205,384.80 - Step 4: Simplify right side
5,799,464.80x = 36,547,500,497,657.27 - Step 5: Solve for x
x = 36,547,500,497,657.27/5,799,464.80 - Step 6: Final answer
x = 6,301,874.70
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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.