Finding the Fourth Proportional to 1,537,949.69, 2,305,615.91 and 939,330.80
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Solution
The fourth proportional to 1,537,949.69, 2,305,615.91 and 939,330.80 is: 1,408,196.93
Step by Step Solution
- Step 1: Write the proportion equation
1,537,949.69 : 2,305,615.91 = 939,330.80 : x - Step 2: Convert to fraction form
1,537,949.69/2,305,615.91 = 939,330.80/x - Step 3: Cross multiply
1,537,949.69x = 2,305,615.91 × 939,330.80 - Step 4: Simplify right side
1,537,949.69x = 2,165,736,021,008.29 - Step 5: Solve for x
x = 2,165,736,021,008.29/1,537,949.69 - Step 6: Final answer
x = 1,408,196.93
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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.