Finding the Fourth Proportional to 1,664,938.08, 2,297,630.76 and 901,007.52
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Solution
The fourth proportional to 1,664,938.08, 2,297,630.76 and 901,007.52 is: 1,243,399.15
Step by Step Solution
- Step 1: Write the proportion equation
1,664,938.08 : 2,297,630.76 = 901,007.52 : x - Step 2: Convert to fraction form
1,664,938.08/2,297,630.76 = 901,007.52/x - Step 3: Cross multiply
1,664,938.08x = 2,297,630.76 × 901,007.52 - Step 4: Simplify right side
1,664,938.08x = 2,070,182,592,943.32 - Step 5: Solve for x
x = 2,070,182,592,943.32/1,664,938.08 - Step 6: Final answer
x = 1,243,399.15
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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.