Finding the Fourth Proportional to 4,276,747.76, 5,901,862.64 and 2,316,588.80
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Solution
The fourth proportional to 4,276,747.76, 5,901,862.64 and 2,316,588.80 is: 3,196,865.85
Step by Step Solution
- Step 1: Write the proportion equation
4,276,747.76 : 5,901,862.64 = 2,316,588.80 : x - Step 2: Convert to fraction form
4,276,747.76/5,901,862.64 = 2,316,588.80/x - Step 3: Cross multiply
4,276,747.76x = 5,901,862.64 × 2,316,588.80 - Step 4: Simplify right side
4,276,747.76x = 13,672,188,849,870.17 - Step 5: Solve for x
x = 13,672,188,849,870.17/4,276,747.76 - Step 6: Final answer
x = 3,196,865.85
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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.