Finding the Fourth Proportional to 2,124,347.16, 3,187,849.38 and 862,174.79
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Solution
The fourth proportional to 2,124,347.16, 3,187,849.38 and 862,174.79 is: 1,293,801.42
Step by Step Solution
- Step 1: Write the proportion equation
2,124,347.16 : 3,187,849.38 = 862,174.79 : x - Step 2: Convert to fraction form
2,124,347.16/3,187,849.38 = 862,174.79/x - Step 3: Cross multiply
2,124,347.16x = 3,187,849.38 × 862,174.79 - Step 4: Simplify right side
2,124,347.16x = 2,748,483,369,753.13 - Step 5: Solve for x
x = 2,748,483,369,753.13/2,124,347.16 - Step 6: Final answer
x = 1,293,801.42
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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.