Finding the Fourth Proportional to 2,658,528.95, 3,668,784.88 and 1,512,609.29
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Solution
The fourth proportional to 2,658,528.95, 3,668,784.88 and 1,512,609.29 is: 2,087,409.31
Step by Step Solution
- Step 1: Write the proportion equation
2,658,528.95 : 3,668,784.88 = 1,512,609.29 : x - Step 2: Convert to fraction form
2,658,528.95/3,668,784.88 = 1,512,609.29/x - Step 3: Cross multiply
2,658,528.95x = 3,668,784.88 × 1,512,609.29 - Step 4: Simplify right side
2,658,528.95x = 5,549,438,070,374.09 - Step 5: Solve for x
x = 5,549,438,070,374.09/2,658,528.95 - Step 6: Final answer
x = 2,087,409.31
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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.