Finding the Fourth Proportional to 2,963,958.36, 4,088,005.80 and 2,551,197.65
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Solution
The fourth proportional to 2,963,958.36, 4,088,005.80 and 2,551,197.65 is: 3,518,710.29
Step by Step Solution
- Step 1: Write the proportion equation
2,963,958.36 : 4,088,005.80 = 2,551,197.65 : x - Step 2: Convert to fraction form
2,963,958.36/4,088,005.80 = 2,551,197.65/x - Step 3: Cross multiply
2,963,958.36x = 4,088,005.80 × 2,551,197.65 - Step 4: Simplify right side
2,963,958.36x = 10,429,310,783,134.38 - Step 5: Solve for x
x = 10,429,310,783,134.38/2,963,958.36 - Step 6: Final answer
x = 3,518,710.29
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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.