Finding the Fourth Proportional to 1,486,230.39, 2,230,203.65 and 803,119.59
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Solution
The fourth proportional to 1,486,230.39, 2,230,203.65 and 803,119.59 is: 1,205,143.06
Step by Step Solution
- Step 1: Write the proportion equation
1,486,230.39 : 2,230,203.65 = 803,119.59 : x - Step 2: Convert to fraction form
1,486,230.39/2,230,203.65 = 803,119.59/x - Step 3: Cross multiply
1,486,230.39x = 2,230,203.65 × 803,119.59 - Step 4: Simplify right side
1,486,230.39x = 1,791,120,236,988.91 - Step 5: Solve for x
x = 1,791,120,236,988.91/1,486,230.39 - Step 6: Final answer
x = 1,205,143.06
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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.