Finding the Fourth Proportional to 1,671,838.74, 2,307,843.67 and 1,128,710.16
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Solution
The fourth proportional to 1,671,838.74, 2,307,843.67 and 1,128,710.16 is: 1,558,096.80
Step by Step Solution
- Step 1: Write the proportion equation
1,671,838.74 : 2,307,843.67 = 1,128,710.16 : x - Step 2: Convert to fraction form
1,671,838.74/2,307,843.67 = 1,128,710.16/x - Step 3: Cross multiply
1,671,838.74x = 2,307,843.67 × 1,128,710.16 - Step 4: Simplify right side
1,671,838.74x = 2,604,886,598,020.69 - Step 5: Solve for x
x = 2,604,886,598,020.69/1,671,838.74 - Step 6: Final answer
x = 1,558,096.80
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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.