Finding the Fourth Proportional to 1,967,865.54, 2,714,726.14 and 1,151,563.84
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Solution
The fourth proportional to 1,967,865.54, 2,714,726.14 and 1,151,563.84 is: 1,588,614.87
Step by Step Solution
- Step 1: Write the proportion equation
1,967,865.54 : 2,714,726.14 = 1,151,563.84 : x - Step 2: Convert to fraction form
1,967,865.54/2,714,726.14 = 1,151,563.84/x - Step 3: Cross multiply
1,967,865.54x = 2,714,726.14 × 1,151,563.84 - Step 4: Simplify right side
1,967,865.54x = 3,126,180,448,661.05 - Step 5: Solve for x
x = 3,126,180,448,661.05/1,967,865.54 - Step 6: Final answer
x = 1,588,614.87
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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.