Finding the Fourth Proportional to 1,479,214.46, 2,041,347.81 and 816,924.26
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Solution
The fourth proportional to 1,479,214.46, 2,041,347.81 and 816,924.26 is: 1,127,373.07
Step by Step Solution
- Step 1: Write the proportion equation
1,479,214.46 : 2,041,347.81 = 816,924.26 : x - Step 2: Convert to fraction form
1,479,214.46/2,041,347.81 = 816,924.26/x - Step 3: Cross multiply
1,479,214.46x = 2,041,347.81 × 816,924.26 - Step 4: Simplify right side
1,479,214.46x = 1,667,626,549,086.87 - Step 5: Solve for x
x = 1,667,626,549,086.87/1,479,214.46 - Step 6: Final answer
x = 1,127,373.07
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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.