Finding the Fourth Proportional to 2,995,117.04, 4,132,783.68 and 1,705,982.60
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Solution
The fourth proportional to 2,995,117.04, 4,132,783.68 and 1,705,982.60 is: 2,353,983.82
Step by Step Solution
- Step 1: Write the proportion equation
2,995,117.04 : 4,132,783.68 = 1,705,982.60 : x - Step 2: Convert to fraction form
2,995,117.04/4,132,783.68 = 1,705,982.60/x - Step 3: Cross multiply
2,995,117.04x = 4,132,783.68 × 1,705,982.60 - Step 4: Simplify right side
2,995,117.04x = 7,050,457,047,643.97 - Step 5: Solve for x
x = 7,050,457,047,643.97/2,995,117.04 - Step 6: Final answer
x = 2,353,983.82
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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.