Finding the Fourth Proportional to 4,747,985.28, 6,552,195.84 and 2,572,513.20
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Solution
The fourth proportional to 4,747,985.28, 6,552,195.84 and 2,572,513.20 is: 3,550,055.30
Step by Step Solution
- Step 1: Write the proportion equation
4,747,985.28 : 6,552,195.84 = 2,572,513.20 : x - Step 2: Convert to fraction form
4,747,985.28/6,552,195.84 = 2,572,513.20/x - Step 3: Cross multiply
4,747,985.28x = 6,552,195.84 × 2,572,513.20 - Step 4: Simplify right side
4,747,985.28x = 16,855,610,287,385.09 - Step 5: Solve for x
x = 16,855,610,287,385.09/4,747,985.28 - Step 6: Final answer
x = 3,550,055.30
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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.