Finding the Fourth Proportional to 1,224,135.94, 1,835,491.60 and 900,117.81
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Solution
The fourth proportional to 1,224,135.94, 1,835,491.60 and 900,117.81 is: 1,349,652.96
Step by Step Solution
- Step 1: Write the proportion equation
1,224,135.94 : 1,835,491.60 = 900,117.81 : x - Step 2: Convert to fraction form
1,224,135.94/1,835,491.60 = 900,117.81/x - Step 3: Cross multiply
1,224,135.94x = 1,835,491.60 × 900,117.81 - Step 4: Simplify right side
1,224,135.94x = 1,652,158,687,119.06 - Step 5: Solve for x
x = 1,652,158,687,119.06/1,224,135.94 - Step 6: Final answer
x = 1,349,652.96
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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.