Finding the Fourth Proportional to 1,435,407.41, 2,153,039.57 and 536,783.08
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Solution
The fourth proportional to 1,435,407.41, 2,153,039.57 and 536,783.08 is: 805,147.86
Step by Step Solution
- Step 1: Write the proportion equation
1,435,407.41 : 2,153,039.57 = 536,783.08 : x - Step 2: Convert to fraction form
1,435,407.41/2,153,039.57 = 536,783.08/x - Step 3: Cross multiply
1,435,407.41x = 2,153,039.57 × 536,783.08 - Step 4: Simplify right side
1,435,407.41x = 1,155,715,203,679.96 - Step 5: Solve for x
x = 1,155,715,203,679.96/1,435,407.41 - Step 6: Final answer
x = 805,147.86
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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.