Finding the Fourth Proportional to 1,606,980.16, 2,217,626.58 and 881,840.08
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Solution
The fourth proportional to 1,606,980.16, 2,217,626.58 and 881,840.08 is: 1,216,936.00
Step by Step Solution
- Step 1: Write the proportion equation
1,606,980.16 : 2,217,626.58 = 881,840.08 : x - Step 2: Convert to fraction form
1,606,980.16/2,217,626.58 = 881,840.08/x - Step 3: Cross multiply
1,606,980.16x = 2,217,626.58 × 881,840.08 - Step 4: Simplify right side
1,606,980.16x = 1,955,592,000,717.33 - Step 5: Solve for x
x = 1,955,592,000,717.33/1,606,980.16 - Step 6: Final answer
x = 1,216,936.00
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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.