Finding the Fourth Proportional to 2,141,794.08, 2,955,698.64 and 1,174,926.24
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Solution
The fourth proportional to 2,141,794.08, 2,955,698.64 and 1,174,926.24 is: 1,621,410.72
Step by Step Solution
- Step 1: Write the proportion equation
2,141,794.08 : 2,955,698.64 = 1,174,926.24 : x - Step 2: Convert to fraction form
2,141,794.08/2,955,698.64 = 1,174,926.24/x - Step 3: Cross multiply
2,141,794.08x = 2,955,698.64 × 1,174,926.24 - Step 4: Simplify right side
2,141,794.08x = 3,472,727,889,668.31 - Step 5: Solve for x
x = 3,472,727,889,668.31/2,141,794.08 - Step 6: Final answer
x = 1,621,410.72
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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.