Finding the Fourth Proportional to 1,875,797.24, 2,588,479.97 and 1,048,938.90
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Solution
The fourth proportional to 1,875,797.24, 2,588,479.97 and 1,048,938.90 is: 1,447,468.45
Step by Step Solution
- Step 1: Write the proportion equation
1,875,797.24 : 2,588,479.97 = 1,048,938.90 : x - Step 2: Convert to fraction form
1,875,797.24/2,588,479.97 = 1,048,938.90/x - Step 3: Cross multiply
1,875,797.24x = 2,588,479.97 × 1,048,938.90 - Step 4: Simplify right side
1,875,797.24x = 2,715,157,331,322.50 - Step 5: Solve for x
x = 2,715,157,331,322.50/1,875,797.24 - Step 6: Final answer
x = 1,447,468.45
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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.