Finding the Fourth Proportional to 1,537,673.09, 2,306,694.31 and 639,722.48
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Solution
The fourth proportional to 1,537,673.09, 2,306,694.31 and 639,722.48 is: 959,660.55
Step by Step Solution
- Step 1: Write the proportion equation
1,537,673.09 : 2,306,694.31 = 639,722.48 : x - Step 2: Convert to fraction form
1,537,673.09/2,306,694.31 = 639,722.48/x - Step 3: Cross multiply
1,537,673.09x = 2,306,694.31 × 639,722.48 - Step 4: Simplify right side
1,537,673.09x = 1,475,644,191,462.31 - Step 5: Solve for x
x = 1,475,644,191,462.31/1,537,673.09 - Step 6: Final answer
x = 959,660.55
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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.