Finding the Fourth Proportional to 1,125,252.18, 1,552,887.18 and 615,958.20
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Solution
The fourth proportional to 1,125,252.18, 1,552,887.18 and 615,958.20 is: 850,043.76
Step by Step Solution
- Step 1: Write the proportion equation
1,125,252.18 : 1,552,887.18 = 615,958.20 : x - Step 2: Convert to fraction form
1,125,252.18/1,552,887.18 = 615,958.20/x - Step 3: Cross multiply
1,125,252.18x = 1,552,887.18 × 615,958.20 - Step 4: Simplify right side
1,125,252.18x = 956,513,592,195.88 - Step 5: Solve for x
x = 956,513,592,195.88/1,125,252.18 - Step 6: Final answer
x = 850,043.76
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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.