Finding the Fourth Proportional to 1,977,959.52, 2,968,157.52 and 779,677.92
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Solution
The fourth proportional to 1,977,959.52, 2,968,157.52 and 779,677.92 is: 1,169,997.09
Step by Step Solution
- Step 1: Write the proportion equation
1,977,959.52 : 2,968,157.52 = 779,677.92 : x - Step 2: Convert to fraction form
1,977,959.52/2,968,157.52 = 779,677.92/x - Step 3: Cross multiply
1,977,959.52x = 2,968,157.52 × 779,677.92 - Step 4: Simplify right side
1,977,959.52x = 2,314,206,881,425.96 - Step 5: Solve for x
x = 2,314,206,881,425.96/1,977,959.52 - Step 6: Final answer
x = 1,169,997.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.