Finding the Fourth Proportional to 1,884,918.09, 2,806,056.99 and 1,873,707.93
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Solution
The fourth proportional to 1,884,918.09, 2,806,056.99 and 1,873,707.93 is: 2,789,368.55
Step by Step Solution
- Step 1: Write the proportion equation
1,884,918.09 : 2,806,056.99 = 1,873,707.93 : x - Step 2: Convert to fraction form
1,884,918.09/2,806,056.99 = 1,873,707.93/x - Step 3: Cross multiply
1,884,918.09x = 2,806,056.99 × 1,873,707.93 - Step 4: Simplify right side
1,884,918.09x = 5,257,731,234,194.93 - Step 5: Solve for x
x = 5,257,731,234,194.93/1,884,918.09 - Step 6: Final answer
x = 2,789,368.55
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.