Finding the Fourth Proportional to 1,537,215.33, 2,305,907.43 and 638,747.94
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Solution
The fourth proportional to 1,537,215.33, 2,305,907.43 and 638,747.94 is: 958,156.99
Step by Step Solution
- Step 1: Write the proportion equation
1,537,215.33 : 2,305,907.43 = 638,747.94 : x - Step 2: Convert to fraction form
1,537,215.33/2,305,907.43 = 638,747.94/x - Step 3: Cross multiply
1,537,215.33x = 2,305,907.43 × 638,747.94 - Step 4: Simplify right side
1,537,215.33x = 1,472,893,620,743.19 - Step 5: Solve for x
x = 1,472,893,620,743.19/1,537,215.33 - Step 6: Final answer
x = 958,156.99
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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.