Finding the Fourth Proportional to 1,595,058.24, 2,201,378.40 and 915,980.16
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Solution
The fourth proportional to 1,595,058.24, 2,201,378.40 and 915,980.16 is: 1,264,166.34
Step by Step Solution
- Step 1: Write the proportion equation
1,595,058.24 : 2,201,378.40 = 915,980.16 : x - Step 2: Convert to fraction form
1,595,058.24/2,201,378.40 = 915,980.16/x - Step 3: Cross multiply
1,595,058.24x = 2,201,378.40 × 915,980.16 - Step 4: Simplify right side
1,595,058.24x = 2,016,418,939,052.54 - Step 5: Solve for x
x = 2,016,418,939,052.54/1,595,058.24 - Step 6: Final answer
x = 1,264,166.34
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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.