Finding the Fourth Proportional to 1,721,169.18, 2,375,179.74 and 957,206.34
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Solution
The fourth proportional to 1,721,169.18, 2,375,179.74 and 957,206.34 is: 1,320,925.99
Step by Step Solution
- Step 1: Write the proportion equation
1,721,169.18 : 2,375,179.74 = 957,206.34 : x - Step 2: Convert to fraction form
1,721,169.18/2,375,179.74 = 957,206.34/x - Step 3: Cross multiply
1,721,169.18x = 2,375,179.74 × 957,206.34 - Step 4: Simplify right side
1,721,169.18x = 2,273,537,105,767.55 - Step 5: Solve for x
x = 2,273,537,105,767.55/1,721,169.18 - Step 6: Final answer
x = 1,320,925.99
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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.