Finding the Fourth Proportional to 1,165,058.02, 1,607,720.16 and 655,793.20
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Solution
The fourth proportional to 1,165,058.02, 1,607,720.16 and 655,793.20 is: 904,960.89
Step by Step Solution
- Step 1: Write the proportion equation
1,165,058.02 : 1,607,720.16 = 655,793.20 : x - Step 2: Convert to fraction form
1,165,058.02/1,607,720.16 = 655,793.20/x - Step 3: Cross multiply
1,165,058.02x = 1,607,720.16 × 655,793.20 - Step 4: Simplify right side
1,165,058.02x = 1,054,331,948,430.91 - Step 5: Solve for x
x = 1,054,331,948,430.91/1,165,058.02 - Step 6: Final answer
x = 904,960.89
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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.