Finding the Fourth Proportional to 1,577,044.26, 2,177,285.40 and 1,026,284.76
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Solution
The fourth proportional to 1,577,044.26, 2,177,285.40 and 1,026,284.76 is: 1,416,900.52
Step by Step Solution
- Step 1: Write the proportion equation
1,577,044.26 : 2,177,285.40 = 1,026,284.76 : x - Step 2: Convert to fraction form
1,577,044.26/2,177,285.40 = 1,026,284.76/x - Step 3: Cross multiply
1,577,044.26x = 2,177,285.40 × 1,026,284.76 - Step 4: Simplify right side
1,577,044.26x = 2,234,514,824,190.50 - Step 5: Solve for x
x = 2,234,514,824,190.50/1,577,044.26 - Step 6: Final answer
x = 1,416,900.52
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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.