Finding the Fourth Proportional to 1,660,552.98, 2,490,831.90 and 462,478.74
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Solution
The fourth proportional to 1,660,552.98, 2,490,831.90 and 462,478.74 is: 693,718.79
Step by Step Solution
- Step 1: Write the proportion equation
1,660,552.98 : 2,490,831.90 = 462,478.74 : x - Step 2: Convert to fraction form
1,660,552.98/2,490,831.90 = 462,478.74/x - Step 3: Cross multiply
1,660,552.98x = 2,490,831.90 × 462,478.74 - Step 4: Simplify right side
1,660,552.98x = 1,151,956,798,663.81 - Step 5: Solve for x
x = 1,151,956,798,663.81/1,660,552.98 - Step 6: Final answer
x = 693,718.79
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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.