Finding the Fourth Proportional to 1,615,658.53, 2,423,480.50 and 417,478.99
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Solution
The fourth proportional to 1,615,658.53, 2,423,480.50 and 417,478.99 is: 626,216.60
Step by Step Solution
- Step 1: Write the proportion equation
1,615,658.53 : 2,423,480.50 = 417,478.99 : x - Step 2: Convert to fraction form
1,615,658.53/2,423,480.50 = 417,478.99/x - Step 3: Cross multiply
1,615,658.53x = 2,423,480.50 × 417,478.99 - Step 4: Simplify right side
1,615,658.53x = 1,011,752,191,424.70 - Step 5: Solve for x
x = 1,011,752,191,424.70/1,615,658.53 - Step 6: Final answer
x = 626,216.60
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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.