Finding the Fourth Proportional to 2,335,455.10, 3,222,930.05 and 1,302,963.05
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Solution
The fourth proportional to 2,335,455.10, 3,222,930.05 and 1,302,963.05 is: 1,798,090.12
Step by Step Solution
- Step 1: Write the proportion equation
2,335,455.10 : 3,222,930.05 = 1,302,963.05 : x - Step 2: Convert to fraction form
2,335,455.10/3,222,930.05 = 1,302,963.05/x - Step 3: Cross multiply
2,335,455.10x = 3,222,930.05 × 1,302,963.05 - Step 4: Simplify right side
2,335,455.10x = 4,199,358,749,283.85 - Step 5: Solve for x
x = 4,199,358,749,283.85/2,335,455.10 - Step 6: Final answer
x = 1,798,090.12
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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.