Finding the Fourth Proportional to 1,123,588.00, 1,550,551.49 and 607,340.20
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Solution
The fourth proportional to 1,123,588.00, 1,550,551.49 and 607,340.20 is: 838,129.50
Step by Step Solution
- Step 1: Write the proportion equation
1,123,588.00 : 1,550,551.49 = 607,340.20 : x - Step 2: Convert to fraction form
1,123,588.00/1,550,551.49 = 607,340.20/x - Step 3: Cross multiply
1,123,588.00x = 1,550,551.49 × 607,340.20 - Step 4: Simplify right side
1,123,588.00x = 941,712,241,257.44 - Step 5: Solve for x
x = 941,712,241,257.44/1,123,588.00 - Step 6: Final answer
x = 838,129.50
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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.