Finding the Fourth Proportional to 1,628,264.62, 2,247,274.14 and 903,345.87
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Solution
The fourth proportional to 1,628,264.62, 2,247,274.14 and 903,345.87 is: 1,246,766.52
Step by Step Solution
- Step 1: Write the proportion equation
1,628,264.62 : 2,247,274.14 = 903,345.87 : x - Step 2: Convert to fraction form
1,628,264.62/2,247,274.14 = 903,345.87/x - Step 3: Cross multiply
1,628,264.62x = 2,247,274.14 × 903,345.87 - Step 4: Simplify right side
1,628,264.62x = 2,030,065,813,126.80 - Step 5: Solve for x
x = 2,030,065,813,126.80/1,628,264.62 - Step 6: Final answer
x = 1,246,766.52
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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.