Finding the Fourth Proportional to 1,946,606.99, 2,919,909.74 and 1,417,495.14
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Solution
The fourth proportional to 1,946,606.99, 2,919,909.74 and 1,417,495.14 is: 2,126,242.17
Step by Step Solution
- Step 1: Write the proportion equation
1,946,606.99 : 2,919,909.74 = 1,417,495.14 : x - Step 2: Convert to fraction form
1,946,606.99/2,919,909.74 = 1,417,495.14/x - Step 3: Cross multiply
1,946,606.99x = 2,919,909.74 × 1,417,495.14 - Step 4: Simplify right side
1,946,606.99x = 4,138,957,858,601.19 - Step 5: Solve for x
x = 4,138,957,858,601.19/1,946,606.99 - Step 6: Final answer
x = 2,126,242.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.