Finding the Fourth Proportional to 815,177.53, 1,124,973.69 and 452,606.95
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Solution
The fourth proportional to 815,177.53, 1,124,973.69 and 452,606.95 is: 624,613.52
Step by Step Solution
- Step 1: Write the proportion equation
815,177.53 : 1,124,973.69 = 452,606.95 : x - Step 2: Convert to fraction form
815,177.53/1,124,973.69 = 452,606.95/x - Step 3: Cross multiply
815,177.53x = 1,124,973.69 × 452,606.95 - Step 4: Simplify right side
815,177.53x = 509,170,907,848.71 - Step 5: Solve for x
x = 509,170,907,848.71/815,177.53 - Step 6: Final answer
x = 624,613.52
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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.