Finding the Fourth Proportional to 1,586,336.04, 2,189,008.26 and 907,162.92
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Solution
The fourth proportional to 1,586,336.04, 2,189,008.26 and 907,162.92 is: 1,251,807.36
Step by Step Solution
- Step 1: Write the proportion equation
1,586,336.04 : 2,189,008.26 = 907,162.92 : x - Step 2: Convert to fraction form
1,586,336.04/2,189,008.26 = 907,162.92/x - Step 3: Cross multiply
1,586,336.04x = 2,189,008.26 × 907,162.92 - Step 4: Simplify right side
1,586,336.04x = 1,985,787,125,045.72 - Step 5: Solve for x
x = 1,985,787,125,045.72/1,586,336.04 - Step 6: Final answer
x = 1,251,807.36
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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.