Finding the Fourth Proportional to 1,895,240.24, 2,615,431.74 and 1,035,800.24
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Solution
The fourth proportional to 1,895,240.24, 2,615,431.74 and 1,035,800.24 is: 1,429,404.45
Step by Step Solution
- Step 1: Write the proportion equation
1,895,240.24 : 2,615,431.74 = 1,035,800.24 : x - Step 2: Convert to fraction form
1,895,240.24/2,615,431.74 = 1,035,800.24/x - Step 3: Cross multiply
1,895,240.24x = 2,615,431.74 × 1,035,800.24 - Step 4: Simplify right side
1,895,240.24x = 2,709,064,823,995.62 - Step 5: Solve for x
x = 2,709,064,823,995.62/1,895,240.24 - Step 6: Final answer
x = 1,429,404.45
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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.