Finding the Fourth Proportional to 1,873,865.17, 2,585,934.74 and 1,014,425.38
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Solution
The fourth proportional to 1,873,865.17, 2,585,934.74 and 1,014,425.38 is: 1,399,907.46
Step by Step Solution
- Step 1: Write the proportion equation
1,873,865.17 : 2,585,934.74 = 1,014,425.38 : x - Step 2: Convert to fraction form
1,873,865.17/2,585,934.74 = 1,014,425.38/x - Step 3: Cross multiply
1,873,865.17x = 2,585,934.74 × 1,014,425.38 - Step 4: Simplify right side
1,873,865.17x = 2,623,237,831,279.70 - Step 5: Solve for x
x = 2,623,237,831,279.70/1,873,865.17 - Step 6: Final answer
x = 1,399,907.46
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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.