Finding the Fourth Proportional to 1,086,262.04, 1,498,694.86 and 627,315.99
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Solution
The fourth proportional to 1,086,262.04, 1,498,694.86 and 627,315.99 is: 865,495.82
Step by Step Solution
- Step 1: Write the proportion equation
1,086,262.04 : 1,498,694.86 = 627,315.99 : x - Step 2: Convert to fraction form
1,086,262.04/1,498,694.86 = 627,315.99/x - Step 3: Cross multiply
1,086,262.04x = 1,498,694.86 × 627,315.99 - Step 4: Simplify right side
1,086,262.04x = 940,155,249,808.81 - Step 5: Solve for x
x = 940,155,249,808.81/1,086,262.04 - Step 6: Final answer
x = 865,495.82
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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.