Finding the Fourth Proportional to 1,246,882.18, 1,720,696.65 and 673,922.35
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Solution
The fourth proportional to 1,246,882.18, 1,720,696.65 and 673,922.35 is: 930,012.44
Step by Step Solution
- Step 1: Write the proportion equation
1,246,882.18 : 1,720,696.65 = 673,922.35 : x - Step 2: Convert to fraction form
1,246,882.18/1,720,696.65 = 673,922.35/x - Step 3: Cross multiply
1,246,882.18x = 1,720,696.65 × 673,922.35 - Step 4: Simplify right side
1,246,882.18x = 1,159,615,931,456.90 - Step 5: Solve for x
x = 1,159,615,931,456.90/1,246,882.18 - Step 6: Final answer
x = 930,012.44
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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.