Finding the Fourth Proportional to 2,896,135.52, 3,996,694.56 and 1,607,095.84
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Solution
The fourth proportional to 2,896,135.52, 3,996,694.56 and 1,607,095.84 is: 2,217,807.54
Step by Step Solution
- Step 1: Write the proportion equation
2,896,135.52 : 3,996,694.56 = 1,607,095.84 : x - Step 2: Convert to fraction form
2,896,135.52/3,996,694.56 = 1,607,095.84/x - Step 3: Cross multiply
2,896,135.52x = 3,996,694.56 × 1,607,095.84 - Step 4: Simplify right side
2,896,135.52x = 6,423,071,201,126.63 - Step 5: Solve for x
x = 6,423,071,201,126.63/2,896,135.52 - Step 6: Final answer
x = 2,217,807.54
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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.