Finding the Fourth Proportional to 5,849,219.55, 8,069,203.40 and 3,784,901.68
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Solution
The fourth proportional to 5,849,219.55, 8,069,203.40 and 3,784,901.68 is: 5,221,404.53
Step by Step Solution
- Step 1: Write the proportion equation
5,849,219.55 : 8,069,203.40 = 3,784,901.68 : x - Step 2: Convert to fraction form
5,849,219.55/8,069,203.40 = 3,784,901.68/x - Step 3: Cross multiply
5,849,219.55x = 8,069,203.40 × 3,784,901.68 - Step 4: Simplify right side
5,849,219.55x = 30,541,141,496,083.71 - Step 5: Solve for x
x = 30,541,141,496,083.71/5,849,219.55 - Step 6: Final answer
x = 5,221,404.53
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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.