Finding the Fourth Proportional to 1,537,931.94, 2,305,589.28 and 939,313.05
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Solution
The fourth proportional to 1,537,931.94, 2,305,589.28 and 939,313.05 is: 1,408,170.31
Step by Step Solution
- Step 1: Write the proportion equation
1,537,931.94 : 2,305,589.28 = 939,313.05 : x - Step 2: Convert to fraction form
1,537,931.94/2,305,589.28 = 939,313.05/x - Step 3: Cross multiply
1,537,931.94x = 2,305,589.28 × 939,313.05 - Step 4: Simplify right side
1,537,931.94x = 2,165,670,098,644.10 - Step 5: Solve for x
x = 2,165,670,098,644.10/1,537,931.94 - Step 6: Final answer
x = 1,408,170.31
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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.