Finding the Fourth Proportional to 1,656,182.75, 2,484,135.62 and 458,119.85
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Solution
The fourth proportional to 1,656,182.75, 2,484,135.62 and 458,119.85 is: 687,141.46
Step by Step Solution
- Step 1: Write the proportion equation
1,656,182.75 : 2,484,135.62 = 458,119.85 : x - Step 2: Convert to fraction form
1,656,182.75/2,484,135.62 = 458,119.85/x - Step 3: Cross multiply
1,656,182.75x = 2,484,135.62 × 458,119.85 - Step 4: Simplify right side
1,656,182.75x = 1,138,031,835,323.46 - Step 5: Solve for x
x = 1,138,031,835,323.46/1,656,182.75 - Step 6: Final answer
x = 687,141.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.