Finding the Fourth Proportional to 1,575,125.07, 2,362,687.60 and 453,194.07
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Solution
The fourth proportional to 1,575,125.07, 2,362,687.60 and 453,194.07 is: 679,791.10
Step by Step Solution
- Step 1: Write the proportion equation
1,575,125.07 : 2,362,687.60 = 453,194.07 : x - Step 2: Convert to fraction form
1,575,125.07/2,362,687.60 = 453,194.07/x - Step 3: Cross multiply
1,575,125.07x = 2,362,687.60 × 453,194.07 - Step 4: Simplify right side
1,575,125.07x = 1,070,756,009,582.53 - Step 5: Solve for x
x = 1,070,756,009,582.53/1,575,125.07 - Step 6: Final answer
x = 679,791.10
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1.5x scale
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.