Finding the Fourth Proportional to 1,516,159.07, 2,092,283.61 and 827,828.79
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Solution
The fourth proportional to 1,516,159.07, 2,092,283.61 and 827,828.79 is: 1,142,395.05
Step by Step Solution
- Step 1: Write the proportion equation
1,516,159.07 : 2,092,283.61 = 827,828.79 : x - Step 2: Convert to fraction form
1,516,159.07/2,092,283.61 = 827,828.79/x - Step 3: Cross multiply
1,516,159.07x = 2,092,283.61 × 827,828.79 - Step 4: Simplify right side
1,516,159.07x = 1,732,052,609,203.13 - Step 5: Solve for x
x = 1,732,052,609,203.13/1,516,159.07 - Step 6: Final answer
x = 1,142,395.05
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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.