Finding the Fourth Proportional to 1,509,748.18, 2,083,509.83 and 865,292.74
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Solution
The fourth proportional to 1,509,748.18, 2,083,509.83 and 865,292.74 is: 1,194,136.85
Step by Step Solution
- Step 1: Write the proportion equation
1,509,748.18 : 2,083,509.83 = 865,292.74 : x - Step 2: Convert to fraction form
1,509,748.18/2,083,509.83 = 865,292.74/x - Step 3: Cross multiply
1,509,748.18x = 2,083,509.83 × 865,292.74 - Step 4: Simplify right side
1,509,748.18x = 1,802,845,929,617.63 - Step 5: Solve for x
x = 1,802,845,929,617.63/1,509,748.18 - Step 6: Final answer
x = 1,194,136.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.