Finding the Fourth Proportional to 1,885,708.57, 2,602,552.07 and 1,058,874.95
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Solution
The fourth proportional to 1,885,708.57, 2,602,552.07 and 1,058,874.95 is: 1,461,401.42
Step by Step Solution
- Step 1: Write the proportion equation
1,885,708.57 : 2,602,552.07 = 1,058,874.95 : x - Step 2: Convert to fraction form
1,885,708.57/2,602,552.07 = 1,058,874.95/x - Step 3: Cross multiply
1,885,708.57x = 2,602,552.07 × 1,058,874.95 - Step 4: Simplify right side
1,885,708.57x = 2,755,777,187,507.86 - Step 5: Solve for x
x = 2,755,777,187,507.86/1,885,708.57 - Step 6: Final answer
x = 1,461,401.42
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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.