Finding the Fourth Proportional to 2,572,733.75, 3,550,347.99 and 1,411,156.08
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Solution
The fourth proportional to 2,572,733.75, 3,550,347.99 and 1,411,156.08 is: 1,947,381.91
Step by Step Solution
- Step 1: Write the proportion equation
2,572,733.75 : 3,550,347.99 = 1,411,156.08 : x - Step 2: Convert to fraction form
2,572,733.75/3,550,347.99 = 1,411,156.08/x - Step 3: Cross multiply
2,572,733.75x = 3,550,347.99 × 1,411,156.08 - Step 4: Simplify right side
2,572,733.75x = 5,010,095,152,204.28 - Step 5: Solve for x
x = 5,010,095,152,204.28/2,572,733.75 - Step 6: Final answer
x = 1,947,381.91
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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.