Finding the Fourth Proportional to 1,570,677.90, 2,167,478.19 and 959,853.12
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Solution
The fourth proportional to 1,570,677.90, 2,167,478.19 and 959,853.12 is: 1,324,562.28
Step by Step Solution
- Step 1: Write the proportion equation
1,570,677.90 : 2,167,478.19 = 959,853.12 : x - Step 2: Convert to fraction form
1,570,677.90/2,167,478.19 = 959,853.12/x - Step 3: Cross multiply
1,570,677.90x = 2,167,478.19 × 959,853.12 - Step 4: Simplify right side
1,570,677.90x = 2,080,460,703,203.45 - Step 5: Solve for x
x = 2,080,460,703,203.45/1,570,677.90 - Step 6: Final answer
x = 1,324,562.28
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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.