Finding the Fourth Proportional to 3,098,645.99, 4,275,468.14 and 1,808,901.01
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Solution
The fourth proportional to 3,098,645.99, 4,275,468.14 and 1,808,901.01 is: 2,495,896.16
Step by Step Solution
- Step 1: Write the proportion equation
3,098,645.99 : 4,275,468.14 = 1,808,901.01 : x - Step 2: Convert to fraction form
3,098,645.99/4,275,468.14 = 1,808,901.01/x - Step 3: Cross multiply
3,098,645.99x = 4,275,468.14 × 1,808,901.01 - Step 4: Simplify right side
3,098,645.99x = 7,733,898,615,291.48 - Step 5: Solve for x
x = 7,733,898,615,291.48/3,098,645.99 - Step 6: Final answer
x = 2,495,896.16
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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.