Finding the Fourth Proportional to 1,560,737.25, 2,153,817.41 and 845,345.25
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Solution
The fourth proportional to 1,560,737.25, 2,153,817.41 and 845,345.25 is: 1,166,576.45
Step by Step Solution
- Step 1: Write the proportion equation
1,560,737.25 : 2,153,817.41 = 845,345.25 : x - Step 2: Convert to fraction form
1,560,737.25/2,153,817.41 = 845,345.25/x - Step 3: Cross multiply
1,560,737.25x = 2,153,817.41 × 845,345.25 - Step 4: Simplify right side
1,560,737.25x = 1,820,719,312,684.08 - Step 5: Solve for x
x = 1,820,719,312,684.08/1,560,737.25 - Step 6: Final answer
x = 1,166,576.45
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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.