Finding the Fourth Proportional to 1,588,077.06, 2,191,541.56 and 862,926.99
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Solution
The fourth proportional to 1,588,077.06, 2,191,541.56 and 862,926.99 is: 1,190,836.65
Step by Step Solution
- Step 1: Write the proportion equation
1,588,077.06 : 2,191,541.56 = 862,926.99 : x - Step 2: Convert to fraction form
1,588,077.06/2,191,541.56 = 862,926.99/x - Step 3: Cross multiply
1,588,077.06x = 2,191,541.56 × 862,926.99 - Step 4: Simplify right side
1,588,077.06x = 1,891,140,361,830.70 - Step 5: Solve for x
x = 1,891,140,361,830.70/1,588,077.06 - Step 6: Final answer
x = 1,190,836.65
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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.