Finding the Fourth Proportional to 4,984,271.99, 6,878,301.49 and 2,692,432.67
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Solution
The fourth proportional to 4,984,271.99, 6,878,301.49 and 2,692,432.67 is: 3,715,560.40
Step by Step Solution
- Step 1: Write the proportion equation
4,984,271.99 : 6,878,301.49 = 2,692,432.67 : x - Step 2: Convert to fraction form
4,984,271.99/6,878,301.49 = 2,692,432.67/x - Step 3: Cross multiply
4,984,271.99x = 6,878,301.49 × 2,692,432.67 - Step 4: Simplify right side
4,984,271.99x = 18,519,363,645,785.68 - Step 5: Solve for x
x = 18,519,363,645,785.68/4,984,271.99 - Step 6: Final answer
x = 3,715,560.40
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1.5x scale
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.