Finding the Fourth Proportional to 4,138,242.90, 6,207,291.86 and 1,862,156.36
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Solution
The fourth proportional to 4,138,242.90, 6,207,291.86 and 1,862,156.36 is: 2,793,201.91
Step by Step Solution
- Step 1: Write the proportion equation
4,138,242.90 : 6,207,291.86 = 1,862,156.36 : x - Step 2: Convert to fraction form
4,138,242.90/6,207,291.86 = 1,862,156.36/x - Step 3: Cross multiply
4,138,242.90x = 6,207,291.86 × 1,862,156.36 - Step 4: Simplify right side
4,138,242.90x = 11,558,947,975,127.99 - Step 5: Solve for x
x = 11,558,947,975,127.99/4,138,242.90 - Step 6: Final answer
x = 2,793,201.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.