Finding the Fourth Proportional to 1,935,336.40, 2,670,855.40 and 1,075,911
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Solution
The fourth proportional to 1,935,336.40, 2,670,855.40 and 1,075,911 is: 1,484,807.86
Step by Step Solution
- Step 1: Write the proportion equation
1,935,336.40 : 2,670,855.40 = 1,075,911 : x - Step 2: Convert to fraction form
1,935,336.40/2,670,855.40 = 1,075,911/x - Step 3: Cross multiply
1,935,336.40x = 2,670,855.40 × 1,075,911 - Step 4: Simplify right side
1,935,336.40x = 2,873,602,704,269.40 - Step 5: Solve for x
x = 2,873,602,704,269.40/1,935,336.40 - Step 6: Final answer
x = 1,484,807.86
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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.