Finding the Fourth Proportional to 5,114,154.57, 7,057,518.84 and 2,822,298.87
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Solution
The fourth proportional to 5,114,154.57, 7,057,518.84 and 2,822,298.87 is: 3,894,764.46
Step by Step Solution
- Step 1: Write the proportion equation
5,114,154.57 : 7,057,518.84 = 2,822,298.87 : x - Step 2: Convert to fraction form
5,114,154.57/7,057,518.84 = 2,822,298.87/x - Step 3: Cross multiply
5,114,154.57x = 7,057,518.84 × 2,822,298.87 - Step 4: Simplify right side
5,114,154.57x = 19,918,427,447,135.71 - Step 5: Solve for x
x = 19,918,427,447,135.71/5,114,154.57 - Step 6: Final answer
x = 3,894,764.46
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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.