Finding the Fourth Proportional to 1,658,214.74, 2,487,294.20 and 746,890.29
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Solution
The fourth proportional to 1,658,214.74, 2,487,294.20 and 746,890.29 is: 1,120,322.86
Step by Step Solution
- Step 1: Write the proportion equation
1,658,214.74 : 2,487,294.20 = 746,890.29 : x - Step 2: Convert to fraction form
1,658,214.74/2,487,294.20 = 746,890.29/x - Step 3: Cross multiply
1,658,214.74x = 2,487,294.20 × 746,890.29 - Step 4: Simplify right side
1,658,214.74x = 1,857,735,888,220.54 - Step 5: Solve for x
x = 1,857,735,888,220.54/1,658,214.74 - Step 6: Final answer
x = 1,120,322.86
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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.