Finding the Fourth Proportional to 1,606,348.81, 2,216,778.47 and 881,197.93
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Solution
The fourth proportional to 1,606,348.81, 2,216,778.47 and 881,197.93 is: 1,216,062.53
Step by Step Solution
- Step 1: Write the proportion equation
1,606,348.81 : 2,216,778.47 = 881,197.93 : x - Step 2: Convert to fraction form
1,606,348.81/2,216,778.47 = 881,197.93/x - Step 3: Cross multiply
1,606,348.81x = 2,216,778.47 × 881,197.93 - Step 4: Simplify right side
1,606,348.81x = 1,953,420,599,032.57 - Step 5: Solve for x
x = 1,953,420,599,032.57/1,606,348.81 - Step 6: Final answer
x = 1,216,062.53
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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.