Finding the Fourth Proportional to 1,095,803.58, 1,512,210.99 and 612,368.73
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Solution
The fourth proportional to 1,095,803.58, 1,512,210.99 and 612,368.73 is: 845,069.99
Step by Step Solution
- Step 1: Write the proportion equation
1,095,803.58 : 1,512,210.99 = 612,368.73 : x - Step 2: Convert to fraction form
1,095,803.58/1,512,210.99 = 612,368.73/x - Step 3: Cross multiply
1,095,803.58x = 1,512,210.99 × 612,368.73 - Step 4: Simplify right side
1,095,803.58x = 926,030,723,438.34 - Step 5: Solve for x
x = 926,030,723,438.34/1,095,803.58 - Step 6: Final answer
x = 845,069.99
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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.