Finding the Fourth Proportional to 1,625,057.07, 2,242,551.06 and 899,889.18
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Solution
The fourth proportional to 1,625,057.07, 2,242,551.06 and 899,889.18 is: 1,241,831.73
Step by Step Solution
- Step 1: Write the proportion equation
1,625,057.07 : 2,242,551.06 = 899,889.18 : x - Step 2: Convert to fraction form
1,625,057.07/2,242,551.06 = 899,889.18/x - Step 3: Cross multiply
1,625,057.07x = 2,242,551.06 × 899,889.18 - Step 4: Simplify right side
1,625,057.07x = 2,018,047,434,491.53 - Step 5: Solve for x
x = 2,018,047,434,491.53/1,625,057.07 - Step 6: Final answer
x = 1,241,831.73
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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.