Finding the Fourth Proportional to 2,487,165.23, 3,730,747.81 and 690,048.99
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Solution
The fourth proportional to 2,487,165.23, 3,730,747.81 and 690,048.99 is: 1,035,073.47
Step by Step Solution
- Step 1: Write the proportion equation
2,487,165.23 : 3,730,747.81 = 690,048.99 : x - Step 2: Convert to fraction form
2,487,165.23/3,730,747.81 = 690,048.99/x - Step 3: Cross multiply
2,487,165.23x = 3,730,747.81 × 690,048.99 - Step 4: Simplify right side
2,487,165.23x = 2,574,398,754,784.97 - Step 5: Solve for x
x = 2,574,398,754,784.97/2,487,165.23 - Step 6: Final answer
x = 1,035,073.47
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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.