Finding the Fourth Proportional to 1,376,283.12, 2,063,898.16 and 452,823.96
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Solution
The fourth proportional to 1,376,283.12, 2,063,898.16 and 452,823.96 is: 679,062.70
Step by Step Solution
- Step 1: Write the proportion equation
1,376,283.12 : 2,063,898.16 = 452,823.96 : x - Step 2: Convert to fraction form
1,376,283.12/2,063,898.16 = 452,823.96/x - Step 3: Cross multiply
1,376,283.12x = 2,063,898.16 × 452,823.96 - Step 4: Simplify right side
1,376,283.12x = 934,582,537,847.91 - Step 5: Solve for x
x = 934,582,537,847.91/1,376,283.12 - Step 6: Final answer
x = 679,062.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.