Finding the Fourth Proportional to 1,344,542.18, 1,855,444.41 and 732,700.42
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Solution
The fourth proportional to 1,344,542.18, 1,855,444.41 and 732,700.42 is: 1,011,113.61
Step by Step Solution
- Step 1: Write the proportion equation
1,344,542.18 : 1,855,444.41 = 732,700.42 : x - Step 2: Convert to fraction form
1,344,542.18/1,855,444.41 = 732,700.42/x - Step 3: Cross multiply
1,344,542.18x = 1,855,444.41 × 732,700.42 - Step 4: Simplify right side
1,344,542.18x = 1,359,484,898,493.65 - Step 5: Solve for x
x = 1,359,484,898,493.65/1,344,542.18 - Step 6: Final answer
x = 1,011,113.61
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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.