Finding the Fourth Proportional to 4,937,708.64, 6,814,047.87 and 2,762,288.13
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Solution
The fourth proportional to 4,937,708.64, 6,814,047.87 and 2,762,288.13 is: 3,811,963.18
Step by Step Solution
- Step 1: Write the proportion equation
4,937,708.64 : 6,814,047.87 = 2,762,288.13 : x - Step 2: Convert to fraction form
4,937,708.64/6,814,047.87 = 2,762,288.13/x - Step 3: Cross multiply
4,937,708.64x = 6,814,047.87 × 2,762,288.13 - Step 4: Simplify right side
4,937,708.64x = 18,822,363,548,552.78 - Step 5: Solve for x
x = 18,822,363,548,552.78/4,937,708.64 - Step 6: Final answer
x = 3,811,963.18
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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.