Finding the Fourth Proportional to 1,660,746.24, 2,291,999.10 and 1,016,592.12
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Solution
The fourth proportional to 1,660,746.24, 2,291,999.10 and 1,016,592.12 is: 1,403,000.75
Step by Step Solution
- Step 1: Write the proportion equation
1,660,746.24 : 2,291,999.10 = 1,016,592.12 : x - Step 2: Convert to fraction form
1,660,746.24/2,291,999.10 = 1,016,592.12/x - Step 3: Cross multiply
1,660,746.24x = 2,291,999.10 × 1,016,592.12 - Step 4: Simplify right side
1,660,746.24x = 2,330,028,224,107.09 - Step 5: Solve for x
x = 2,330,028,224,107.09/1,660,746.24 - Step 6: Final answer
x = 1,403,000.75
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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.