Finding the Fourth Proportional to 1,026,440.10, 1,416,429.99 and 567,528.12
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Solution
The fourth proportional to 1,026,440.10, 1,416,429.99 and 567,528.12 is: 783,157.10
Step by Step Solution
- Step 1: Write the proportion equation
1,026,440.10 : 1,416,429.99 = 567,528.12 : x - Step 2: Convert to fraction form
1,026,440.10/1,416,429.99 = 567,528.12/x - Step 3: Cross multiply
1,026,440.10x = 1,416,429.99 × 567,528.12 - Step 4: Simplify right side
1,026,440.10x = 803,863,849,336.32 - Step 5: Solve for x
x = 803,863,849,336.32/1,026,440.10 - Step 6: Final answer
x = 783,157.10
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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.