Finding the Fourth Proportional to 1,486,228.91, 2,230,201.38 and 803,118.07
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Solution
The fourth proportional to 1,486,228.91, 2,230,201.38 and 803,118.07 is: 1,205,140.76
Step by Step Solution
- Step 1: Write the proportion equation
1,486,228.91 : 2,230,201.38 = 803,118.07 : x - Step 2: Convert to fraction form
1,486,228.91/2,230,201.38 = 803,118.07/x - Step 3: Cross multiply
1,486,228.91x = 2,230,201.38 × 803,118.07 - Step 4: Simplify right side
1,486,228.91x = 1,791,115,033,816.38 - Step 5: Solve for x
x = 1,791,115,033,816.38/1,486,228.91 - Step 6: Final answer
x = 1,205,140.76
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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.