Finding the Fourth Proportional to 1,329,962.70, 1,835,360.26 and 757,039.76
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Solution
The fourth proportional to 1,329,962.70, 1,835,360.26 and 757,039.76 is: 1,044,721.55
Step by Step Solution
- Step 1: Write the proportion equation
1,329,962.70 : 1,835,360.26 = 757,039.76 : x - Step 2: Convert to fraction form
1,329,962.70/1,835,360.26 = 757,039.76/x - Step 3: Cross multiply
1,329,962.70x = 1,835,360.26 × 757,039.76 - Step 4: Simplify right side
1,329,962.70x = 1,389,440,690,743.94 - Step 5: Solve for x
x = 1,389,440,690,743.94/1,329,962.70 - Step 6: Final answer
x = 1,044,721.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.