Finding the Fourth Proportional to 1,214,155.11, 1,675,490.00 and 670,279.23
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Solution
The fourth proportional to 1,214,155.11, 1,675,490.00 and 670,279.23 is: 924,961.02
Step by Step Solution
- Step 1: Write the proportion equation
1,214,155.11 : 1,675,490.00 = 670,279.23 : x - Step 2: Convert to fraction form
1,214,155.11/1,675,490.00 = 670,279.23/x - Step 3: Cross multiply
1,214,155.11x = 1,675,490.00 × 670,279.23 - Step 4: Simplify right side
1,214,155.11x = 1,123,046,143,721.30 - Step 5: Solve for x
x = 1,123,046,143,721.30/1,214,155.11 - Step 6: Final answer
x = 924,961.02
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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.