Finding the Fourth Proportional to 2,970,402.84, 4,099,154.04 and 1,612,275.84
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Solution
The fourth proportional to 2,970,402.84, 4,099,154.04 and 1,612,275.84 is: 2,224,939.64
Step by Step Solution
- Step 1: Write the proportion equation
2,970,402.84 : 4,099,154.04 = 1,612,275.84 : x - Step 2: Convert to fraction form
2,970,402.84/4,099,154.04 = 1,612,275.84/x - Step 3: Cross multiply
2,970,402.84x = 4,099,154.04 × 1,612,275.84 - Step 4: Simplify right side
2,970,402.84x = 6,608,967,023,130.39 - Step 5: Solve for x
x = 6,608,967,023,130.39/2,970,402.84 - Step 6: Final answer
x = 2,224,939.64
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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.