Finding the Fourth Proportional to 1,021,701.74, 1,410,059.14 and 562,863.36
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Solution
The fourth proportional to 1,021,701.74, 1,410,059.14 and 562,863.36 is: 776,812.44
Step by Step Solution
- Step 1: Write the proportion equation
1,021,701.74 : 1,410,059.14 = 562,863.36 : x - Step 2: Convert to fraction form
1,021,701.74/1,410,059.14 = 562,863.36/x - Step 3: Cross multiply
1,021,701.74x = 1,410,059.14 × 562,863.36 - Step 4: Simplify right side
1,021,701.74x = 793,670,625,339.11 - Step 5: Solve for x
x = 793,670,625,339.11/1,021,701.74 - Step 6: Final answer
x = 776,812.44
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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.