Finding the Fourth Proportional to 1,712,757.42, 2,363,572.71 and 948,817.26
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Solution
The fourth proportional to 1,712,757.42, 2,363,572.71 and 948,817.26 is: 1,309,349.80
Step by Step Solution
- Step 1: Write the proportion equation
1,712,757.42 : 2,363,572.71 = 948,817.26 : x - Step 2: Convert to fraction form
1,712,757.42/2,363,572.71 = 948,817.26/x - Step 3: Cross multiply
1,712,757.42x = 2,363,572.71 × 948,817.26 - Step 4: Simplify right side
1,712,757.42x = 2,242,598,582,512.97 - Step 5: Solve for x
x = 2,242,598,582,512.97/1,712,757.42 - Step 6: Final answer
x = 1,309,349.80
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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.