Finding the Fourth Proportional to 1,934,678.13, 2,669,966.27 and 1,075,292.84
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Solution
The fourth proportional to 1,934,678.13, 2,669,966.27 and 1,075,292.84 is: 1,483,965.50
Step by Step Solution
- Step 1: Write the proportion equation
1,934,678.13 : 2,669,966.27 = 1,075,292.84 : x - Step 2: Convert to fraction form
1,934,678.13/2,669,966.27 = 1,075,292.84/x - Step 3: Cross multiply
1,934,678.13x = 2,669,966.27 × 1,075,292.84 - Step 4: Simplify right side
1,934,678.13x = 2,870,995,594,446.21 - Step 5: Solve for x
x = 2,870,995,594,446.21/1,934,678.13 - Step 6: Final answer
x = 1,483,965.50
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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.