Finding the Fourth Proportional to 1,475,831.84, 2,036,792.79 and 863,947.49
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Solution
The fourth proportional to 1,475,831.84, 2,036,792.79 and 863,947.49 is: 1,192,332.33
Step by Step Solution
- Step 1: Write the proportion equation
1,475,831.84 : 2,036,792.79 = 863,947.49 : x - Step 2: Convert to fraction form
1,475,831.84/2,036,792.79 = 863,947.49/x - Step 3: Cross multiply
1,475,831.84x = 2,036,792.79 × 863,947.49 - Step 4: Simplify right side
1,475,831.84x = 1,759,682,008,386.63 - Step 5: Solve for x
x = 1,759,682,008,386.63/1,475,831.84 - Step 6: Final answer
x = 1,192,332.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.