Finding the Fourth Proportional to 1,973,267.80, 2,959,901.70 and 774,791.80
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Solution
The fourth proportional to 1,973,267.80, 2,959,901.70 and 774,791.80 is: 1,162,187.70
Step by Step Solution
- Step 1: Write the proportion equation
1,973,267.80 : 2,959,901.70 = 774,791.80 : x - Step 2: Convert to fraction form
1,973,267.80/2,959,901.70 = 774,791.80/x - Step 3: Cross multiply
1,973,267.80x = 2,959,901.70 × 774,791.80 - Step 4: Simplify right side
1,973,267.80x = 2,293,307,565,966.06 - Step 5: Solve for x
x = 2,293,307,565,966.06/1,973,267.80 - Step 6: Final answer
x = 1,162,187.70
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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.