Finding the Fourth Proportional to 1,045,201.08, 1,442,204.28 and 615,324.36
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Solution
The fourth proportional to 1,045,201.08, 1,442,204.28 and 615,324.36 is: 849,045.65
Step by Step Solution
- Step 1: Write the proportion equation
1,045,201.08 : 1,442,204.28 = 615,324.36 : x - Step 2: Convert to fraction form
1,045,201.08/1,442,204.28 = 615,324.36/x - Step 3: Cross multiply
1,045,201.08x = 1,442,204.28 × 615,324.36 - Step 4: Simplify right side
1,045,201.08x = 887,423,425,580.26 - Step 5: Solve for x
x = 887,423,425,580.26/1,045,201.08 - Step 6: Final answer
x = 849,045.65
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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.