Finding the Fourth Proportional to 1,356,610.62, 2,035,203.93 and 515,143.74
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Solution
The fourth proportional to 1,356,610.62, 2,035,203.93 and 515,143.74 is: 772,824.97
Step by Step Solution
- Step 1: Write the proportion equation
1,356,610.62 : 2,035,203.93 = 515,143.74 : x - Step 2: Convert to fraction form
1,356,610.62/2,035,203.93 = 515,143.74/x - Step 3: Cross multiply
1,356,610.62x = 2,035,203.93 × 515,143.74 - Step 4: Simplify right side
1,356,610.62x = 1,048,422,564,162.90 - Step 5: Solve for x
x = 1,048,422,564,162.90/1,356,610.62 - Step 6: Final answer
x = 772,824.97
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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.