Finding the Fourth Proportional to 1,126,807.37, 1,554,995.55 and 610,560.87
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Solution
The fourth proportional to 1,126,807.37, 1,554,995.55 and 610,560.87 is: 842,574.75
Step by Step Solution
- Step 1: Write the proportion equation
1,126,807.37 : 1,554,995.55 = 610,560.87 : x - Step 2: Convert to fraction form
1,126,807.37/1,554,995.55 = 610,560.87/x - Step 3: Cross multiply
1,126,807.37x = 1,554,995.55 × 610,560.87 - Step 4: Simplify right side
1,126,807.37x = 949,419,435,854.13 - Step 5: Solve for x
x = 949,419,435,854.13/1,126,807.37 - Step 6: Final answer
x = 842,574.75
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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.