Finding the Fourth Proportional to 1,214,737.98, 1,676,351.07 and 670,887.59
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Solution
The fourth proportional to 1,214,737.98, 1,676,351.07 and 670,887.59 is: 925,831.86
Step by Step Solution
- Step 1: Write the proportion equation
1,214,737.98 : 1,676,351.07 = 670,887.59 : x - Step 2: Convert to fraction form
1,214,737.98/1,676,351.07 = 670,887.59/x - Step 3: Cross multiply
1,214,737.98x = 1,676,351.07 × 670,887.59 - Step 4: Simplify right side
1,214,737.98x = 1,124,643,120,964.47 - Step 5: Solve for x
x = 1,124,643,120,964.47/1,214,737.98 - Step 6: Final answer
x = 925,831.86
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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.