Finding the Fourth Proportional to 1,130,919.74, 1,560,685.05 and 614,673.47
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Solution
The fourth proportional to 1,130,919.74, 1,560,685.05 and 614,673.47 is: 848,257.98
Step by Step Solution
- Step 1: Write the proportion equation
1,130,919.74 : 1,560,685.05 = 614,673.47 : x - Step 2: Convert to fraction form
1,130,919.74/1,560,685.05 = 614,673.47/x - Step 3: Cross multiply
1,130,919.74x = 1,560,685.05 × 614,673.47 - Step 4: Simplify right side
1,130,919.74x = 959,311,695,260.62 - Step 5: Solve for x
x = 959,311,695,260.62/1,130,919.74 - Step 6: Final answer
x = 848,257.98
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1.5x scale
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.