Finding the Fourth Proportional to 2,480,560.36, 3,423,975.78 and 1,607,855.08
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Solution
The fourth proportional to 2,480,560.36, 3,423,975.78 and 1,607,855.08 is: 2,219,360.17
Step by Step Solution
- Step 1: Write the proportion equation
2,480,560.36 : 3,423,975.78 = 1,607,855.08 : x - Step 2: Convert to fraction form
2,480,560.36/3,423,975.78 = 1,607,855.08/x - Step 3: Cross multiply
2,480,560.36x = 3,423,975.78 × 1,607,855.08 - Step 4: Simplify right side
2,480,560.36x = 5,505,256,851,669.96 - Step 5: Solve for x
x = 5,505,256,851,669.96/2,480,560.36 - Step 6: Final answer
x = 2,219,360.17
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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.