Finding the Fourth Proportional to 1,432,294.68, 1,976,527.26 and 787,714.68
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Solution
The fourth proportional to 1,432,294.68, 1,976,527.26 and 787,714.68 is: 1,087,024.59
Step by Step Solution
- Step 1: Write the proportion equation
1,432,294.68 : 1,976,527.26 = 787,714.68 : x - Step 2: Convert to fraction form
1,432,294.68/1,976,527.26 = 787,714.68/x - Step 3: Cross multiply
1,432,294.68x = 1,976,527.26 × 787,714.68 - Step 4: Simplify right side
1,432,294.68x = 1,556,939,538,122.18 - Step 5: Solve for x
x = 1,556,939,538,122.18/1,432,294.68 - Step 6: Final answer
x = 1,087,024.59
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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.