Finding the Fourth Proportional to 1,124,887.26, 1,552,338.36 and 615,588.42
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Solution
The fourth proportional to 1,124,887.26, 1,552,338.36 and 615,588.42 is: 849,508.70
Step by Step Solution
- Step 1: Write the proportion equation
1,124,887.26 : 1,552,338.36 = 615,588.42 : x - Step 2: Convert to fraction form
1,124,887.26/1,552,338.36 = 615,588.42/x - Step 3: Cross multiply
1,124,887.26x = 1,552,338.36 × 615,588.42 - Step 4: Simplify right side
1,124,887.26x = 955,601,518,337.79 - Step 5: Solve for x
x = 955,601,518,337.79/1,124,887.26 - Step 6: Final answer
x = 849,508.70
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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.