Finding the Fourth Proportional to 2,875,336.56, 4,312,266.72 and 853,102.08
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Solution
The fourth proportional to 2,875,336.56, 4,312,266.72 and 853,102.08 is: 1,279,434.12
Step by Step Solution
- Step 1: Write the proportion equation
2,875,336.56 : 4,312,266.72 = 853,102.08 : x - Step 2: Convert to fraction form
2,875,336.56/4,312,266.72 = 853,102.08/x - Step 3: Cross multiply
2,875,336.56x = 4,312,266.72 × 853,102.08 - Step 4: Simplify right side
2,875,336.56x = 3,678,803,708,346.78 - Step 5: Solve for x
x = 3,678,803,708,346.78/2,875,336.56 - Step 6: Final answer
x = 1,279,434.12
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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.