Finding the Fourth Proportional to 1,190,285.88, 1,784,875.99 and 432,031.11
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Solution
The fourth proportional to 1,190,285.88, 1,784,875.99 and 432,031.11 is: 647,846.01
Step by Step Solution
- Step 1: Write the proportion equation
1,190,285.88 : 1,784,875.99 = 432,031.11 : x - Step 2: Convert to fraction form
1,190,285.88/1,784,875.99 = 432,031.11/x - Step 3: Cross multiply
1,190,285.88x = 1,784,875.99 × 432,031.11 - Step 4: Simplify right side
1,190,285.88x = 771,121,955,172.05 - Step 5: Solve for x
x = 771,121,955,172.05/1,190,285.88 - Step 6: Final answer
x = 647,846.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.