Finding the Fourth Proportional to 1,864,491.97, 2,572,973.45 and 1,048,695.41
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Solution
The fourth proportional to 1,864,491.97, 2,572,973.45 and 1,048,695.41 is: 1,447,185.33
Step by Step Solution
- Step 1: Write the proportion equation
1,864,491.97 : 2,572,973.45 = 1,048,695.41 : x - Step 2: Convert to fraction form
1,864,491.97/2,572,973.45 = 1,048,695.41/x - Step 3: Cross multiply
1,864,491.97x = 2,572,973.45 × 1,048,695.41 - Step 4: Simplify right side
1,864,491.97x = 2,698,265,434,202.00 - Step 5: Solve for x
x = 2,698,265,434,202.00/1,864,491.97 - Step 6: Final answer
x = 1,447,185.33
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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.