Finding the Fourth Proportional to 2,046,744.03, 2,824,457.36 and 1,128,953.55
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Solution
The fourth proportional to 2,046,744.03, 2,824,457.36 and 1,128,953.55 is: 1,557,928.65
Step by Step Solution
- Step 1: Write the proportion equation
2,046,744.03 : 2,824,457.36 = 1,128,953.55 : x - Step 2: Convert to fraction form
2,046,744.03/2,824,457.36 = 1,128,953.55/x - Step 3: Cross multiply
2,046,744.03x = 2,824,457.36 × 1,128,953.55 - Step 4: Simplify right side
2,046,744.03x = 3,188,681,157,750.86 - Step 5: Solve for x
x = 3,188,681,157,750.86/2,046,744.03 - Step 6: Final answer
x = 1,557,928.65
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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.