Finding the Fourth Proportional to 1,554,117.08, 2,330,585.10 and 743,669.55
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Solution
The fourth proportional to 1,554,117.08, 2,330,585.10 and 743,669.55 is: 1,115,221.76
Step by Step Solution
- Step 1: Write the proportion equation
1,554,117.08 : 2,330,585.10 = 743,669.55 : x - Step 2: Convert to fraction form
1,554,117.08/2,330,585.10 = 743,669.55/x - Step 3: Cross multiply
1,554,117.08x = 2,330,585.10 × 743,669.55 - Step 4: Simplify right side
1,554,117.08x = 1,733,185,172,553.71 - Step 5: Solve for x
x = 1,733,185,172,553.71/1,554,117.08 - Step 6: Final answer
x = 1,115,221.76
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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.