Finding the Fourth Proportional to 1,623,642.18, 2,241,076.59 and 944,709.90
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Solution
The fourth proportional to 1,623,642.18, 2,241,076.59 and 944,709.90 is: 1,303,961.71
Step by Step Solution
- Step 1: Write the proportion equation
1,623,642.18 : 2,241,076.59 = 944,709.90 : x - Step 2: Convert to fraction form
1,623,642.18/2,241,076.59 = 944,709.90/x - Step 3: Cross multiply
1,623,642.18x = 2,241,076.59 × 944,709.90 - Step 4: Simplify right side
1,623,642.18x = 2,117,167,241,231.24 - Step 5: Solve for x
x = 2,117,167,241,231.24/1,623,642.18 - Step 6: Final answer
x = 1,303,961.71
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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.