Finding the Fourth Proportional to 1,711,239.99, 2,361,511.68 and 947,293.56
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Solution
The fourth proportional to 1,711,239.99, 2,361,511.68 and 947,293.56 is: 1,307,265.39
Step by Step Solution
- Step 1: Write the proportion equation
1,711,239.99 : 2,361,511.68 = 947,293.56 : x - Step 2: Convert to fraction form
1,711,239.99/2,361,511.68 = 947,293.56/x - Step 3: Cross multiply
1,711,239.99x = 2,361,511.68 × 947,293.56 - Step 4: Simplify right side
1,711,239.99x = 2,237,044,806,328.78 - Step 5: Solve for x
x = 2,237,044,806,328.78/1,711,239.99 - Step 6: Final answer
x = 1,307,265.39
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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.