Finding the Fourth Proportional to 1,112,402.56, 1,535,126.16 and 603,106.24
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Solution
The fourth proportional to 1,112,402.56, 1,535,126.16 and 603,106.24 is: 832,292.37
Step by Step Solution
- Step 1: Write the proportion equation
1,112,402.56 : 1,535,126.16 = 603,106.24 : x - Step 2: Convert to fraction form
1,112,402.56/1,535,126.16 = 603,106.24/x - Step 3: Cross multiply
1,112,402.56x = 1,535,126.16 × 603,106.24 - Step 4: Simplify right side
1,112,402.56x = 925,844,166,283.24 - Step 5: Solve for x
x = 925,844,166,283.24/1,112,402.56 - Step 6: Final answer
x = 832,292.37
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1.5x scale
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.