Finding the Fourth Proportional to 2,316,115.96, 3,196,367.48 and 1,283,602.26
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Solution
The fourth proportional to 2,316,115.96, 3,196,367.48 and 1,283,602.26 is: 1,771,441.76
Step by Step Solution
- Step 1: Write the proportion equation
2,316,115.96 : 3,196,367.48 = 1,283,602.26 : x - Step 2: Convert to fraction form
2,316,115.96/3,196,367.48 = 1,283,602.26/x - Step 3: Cross multiply
2,316,115.96x = 3,196,367.48 × 1,283,602.26 - Step 4: Simplify right side
2,316,115.96x = 4,102,864,521,118.51 - Step 5: Solve for x
x = 4,102,864,521,118.51/2,316,115.96 - Step 6: Final answer
x = 1,771,441.76
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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.