Finding the Fourth Proportional to 1,348,045.10, 1,860,314.91 and 767,239.75
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Solution
The fourth proportional to 1,348,045.10, 1,860,314.91 and 767,239.75 is: 1,058,798.07
Step by Step Solution
- Step 1: Write the proportion equation
1,348,045.10 : 1,860,314.91 = 767,239.75 : x - Step 2: Convert to fraction form
1,348,045.10/1,860,314.91 = 767,239.75/x - Step 3: Cross multiply
1,348,045.10x = 1,860,314.91 × 767,239.75 - Step 4: Simplify right side
1,348,045.10x = 1,427,307,550,192.93 - Step 5: Solve for x
x = 1,427,307,550,192.93/1,348,045.10 - Step 6: Final answer
x = 1,058,798.07
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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.