Finding the Fourth Proportional to 2,823,767.32, 3,896,828.76 and 1,534,607.68
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Solution
The fourth proportional to 2,823,767.32, 3,896,828.76 and 1,534,607.68 is: 2,117,774.83
Step by Step Solution
- Step 1: Write the proportion equation
2,823,767.32 : 3,896,828.76 = 1,534,607.68 : x - Step 2: Convert to fraction form
2,823,767.32/3,896,828.76 = 1,534,607.68/x - Step 3: Cross multiply
2,823,767.32x = 3,896,828.76 × 1,534,607.68 - Step 4: Simplify right side
2,823,767.32x = 5,980,103,342,740.88 - Step 5: Solve for x
x = 5,980,103,342,740.88/2,823,767.32 - Step 6: Final answer
x = 2,117,774.83
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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.