Finding the Fourth Proportional to 3,053,913.81, 4,580,866.62 and 779,438.09
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Solution
The fourth proportional to 3,053,913.81, 4,580,866.62 and 779,438.09 is: 1,169,156.08
Step by Step Solution
- Step 1: Write the proportion equation
3,053,913.81 : 4,580,866.62 = 779,438.09 : x - Step 2: Convert to fraction form
3,053,913.81/4,580,866.62 = 779,438.09/x - Step 3: Cross multiply
3,053,913.81x = 4,580,866.62 × 779,438.09 - Step 4: Simplify right side
3,053,913.81x = 3,570,501,912,397.59 - Step 5: Solve for x
x = 3,570,501,912,397.59/3,053,913.81 - Step 6: Final answer
x = 1,169,156.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.