Finding the Fourth Proportional to 4,259,669.36, 5,878,320.84 and 2,325,931.28
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Solution
The fourth proportional to 4,259,669.36, 5,878,320.84 and 2,325,931.28 is: 3,209,772.67
Step by Step Solution
- Step 1: Write the proportion equation
4,259,669.36 : 5,878,320.84 = 2,325,931.28 : x - Step 2: Convert to fraction form
4,259,669.36/5,878,320.84 = 2,325,931.28/x - Step 3: Cross multiply
4,259,669.36x = 5,878,320.84 × 2,325,931.28 - Step 4: Simplify right side
4,259,669.36x = 13,672,570,315,631.87 - Step 5: Solve for x
x = 13,672,570,315,631.87/4,259,669.36 - Step 6: Final answer
x = 3,209,772.67
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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.