Finding the Fourth Proportional to 2,028,344.30, 2,799,115.48 and 1,110,630.31
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Solution
The fourth proportional to 2,028,344.30, 2,799,115.48 and 1,110,630.31 is: 1,532,670.02
Step by Step Solution
- Step 1: Write the proportion equation
2,028,344.30 : 2,799,115.48 = 1,110,630.31 : x - Step 2: Convert to fraction form
2,028,344.30/2,799,115.48 = 1,110,630.31/x - Step 3: Cross multiply
2,028,344.30x = 2,799,115.48 × 1,110,630.31 - Step 4: Simplify right side
2,028,344.30x = 3,108,782,495,541.21 - Step 5: Solve for x
x = 3,108,782,495,541.21/2,028,344.30 - Step 6: Final answer
x = 1,532,670.02
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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.