Finding the Fourth Proportional to 2,612,904.70, 3,917,831.62 and 1,013,598.99
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Solution
The fourth proportional to 2,612,904.70, 3,917,831.62 and 1,013,598.99 is: 1,519,806.73
Step by Step Solution
- Step 1: Write the proportion equation
2,612,904.70 : 3,917,831.62 = 1,013,598.99 : x - Step 2: Convert to fraction form
2,612,904.70/3,917,831.62 = 1,013,598.99/x - Step 3: Cross multiply
2,612,904.70x = 3,917,831.62 × 1,013,598.99 - Step 4: Simplify right side
2,612,904.70x = 3,971,110,148,364.91 - Step 5: Solve for x
x = 3,971,110,148,364.91/2,612,904.70 - Step 6: Final answer
x = 1,519,806.73
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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.