Finding the Fourth Proportional to 2,487,630.58, 3,731,466.75 and 690,654.18
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Solution
The fourth proportional to 2,487,630.58, 3,731,466.75 and 690,654.18 is: 1,035,987.07
Step by Step Solution
- Step 1: Write the proportion equation
2,487,630.58 : 3,731,466.75 = 690,654.18 : x - Step 2: Convert to fraction form
2,487,630.58/3,731,466.75 = 690,654.18/x - Step 3: Cross multiply
2,487,630.58x = 3,731,466.75 × 690,654.18 - Step 4: Simplify right side
2,487,630.58x = 2,577,153,108,418.52 - Step 5: Solve for x
x = 2,577,153,108,418.52/2,487,630.58 - Step 6: Final answer
x = 1,035,987.07
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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.