Finding the Fourth Proportional to 5,528,982.12, 8,297,210.12 and 1,934,780.87
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Solution
The fourth proportional to 5,528,982.12, 8,297,210.12 and 1,934,780.87 is: 2,903,478.98
Step by Step Solution
- Step 1: Write the proportion equation
5,528,982.12 : 8,297,210.12 = 1,934,780.87 : x - Step 2: Convert to fraction form
5,528,982.12/8,297,210.12 = 1,934,780.87/x - Step 3: Cross multiply
5,528,982.12x = 8,297,210.12 × 1,934,780.87 - Step 4: Simplify right side
5,528,982.12x = 16,053,283,363,386.45 - Step 5: Solve for x
x = 16,053,283,363,386.45/5,528,982.12 - Step 6: Final answer
x = 2,903,478.98
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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.