Finding the Fourth Proportional to 1,133,728.05, 1,700,831.96 and 375,526.58
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Solution
The fourth proportional to 1,133,728.05, 1,700,831.96 and 375,526.58 is: 563,369.32
Step by Step Solution
- Step 1: Write the proportion equation
1,133,728.05 : 1,700,831.96 = 375,526.58 : x - Step 2: Convert to fraction form
1,133,728.05/1,700,831.96 = 375,526.58/x - Step 3: Cross multiply
1,133,728.05x = 1,700,831.96 × 375,526.58 - Step 4: Simplify right side
1,133,728.05x = 638,707,598,711.70 - Step 5: Solve for x
x = 638,707,598,711.70/1,133,728.05 - Step 6: Final answer
x = 563,369.32
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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.