Finding the Fourth Proportional to 2,967,090.85, 4,423,974.06 and 2,713,739.66
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Solution
The fourth proportional to 2,967,090.85, 4,423,974.06 and 2,713,739.66 is: 4,046,223.88
Step by Step Solution
- Step 1: Write the proportion equation
2,967,090.85 : 4,423,974.06 = 2,713,739.66 : x - Step 2: Convert to fraction form
2,967,090.85/4,423,974.06 = 2,713,739.66/x - Step 3: Cross multiply
2,967,090.85x = 4,423,974.06 × 2,713,739.66 - Step 4: Simplify right side
2,967,090.85x = 12,005,513,866,079.78 - Step 5: Solve for x
x = 12,005,513,866,079.78/2,967,090.85 - Step 6: Final answer
x = 4,046,223.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.