Finding the Fourth Proportional to 1,127,056.68, 1,555,365.24 and 617,787
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Solution
The fourth proportional to 1,127,056.68, 1,555,365.24 and 617,787 is: 852,560.87
Step by Step Solution
- Step 1: Write the proportion equation
1,127,056.68 : 1,555,365.24 = 617,787 : x - Step 2: Convert to fraction form
1,127,056.68/1,555,365.24 = 617,787/x - Step 3: Cross multiply
1,127,056.68x = 1,555,365.24 × 617,787 - Step 4: Simplify right side
1,127,056.68x = 960,884,425,523.88 - Step 5: Solve for x
x = 960,884,425,523.88/1,127,056.68 - Step 6: Final answer
x = 852,560.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.