Finding the Fourth Proportional to 1,255,094.52, 1,732,030.62 and 682,134.70
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Solution
The fourth proportional to 1,255,094.52, 1,732,030.62 and 682,134.70 is: 941,345.99
Step by Step Solution
- Step 1: Write the proportion equation
1,255,094.52 : 1,732,030.62 = 682,134.70 : x - Step 2: Convert to fraction form
1,255,094.52/1,732,030.62 = 682,134.70/x - Step 3: Cross multiply
1,255,094.52x = 1,732,030.62 × 682,134.70 - Step 4: Simplify right side
1,255,094.52x = 1,181,478,187,364.51 - Step 5: Solve for x
x = 1,181,478,187,364.51/1,255,094.52 - Step 6: Final answer
x = 941,345.99
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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.