Finding the Fourth Proportional to 1,655,402.60, 2,284,285.38 and 930,135.08
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Solution
The fourth proportional to 1,655,402.60, 2,284,285.38 and 930,135.08 is: 1,283,490.77
Step by Step Solution
- Step 1: Write the proportion equation
1,655,402.60 : 2,284,285.38 = 930,135.08 : x - Step 2: Convert to fraction form
1,655,402.60/2,284,285.38 = 930,135.08/x - Step 3: Cross multiply
1,655,402.60x = 2,284,285.38 × 930,135.08 - Step 4: Simplify right side
1,655,402.60x = 2,124,693,964,669.13 - Step 5: Solve for x
x = 2,124,693,964,669.13/1,655,402.60 - Step 6: Final answer
x = 1,283,490.77
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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.