Finding the Fourth Proportional to 1,573,811.20, 2,355,273.60 and 943,177.60
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Solution
The fourth proportional to 1,573,811.20, 2,355,273.60 and 943,177.60 is: 1,411,504.32
Step by Step Solution
- Step 1: Write the proportion equation
1,573,811.20 : 2,355,273.60 = 943,177.60 : x - Step 2: Convert to fraction form
1,573,811.20/2,355,273.60 = 943,177.60/x - Step 3: Cross multiply
1,573,811.20x = 2,355,273.60 × 943,177.60 - Step 4: Simplify right side
1,573,811.20x = 2,221,441,301,391.36 - Step 5: Solve for x
x = 2,221,441,301,391.36/1,573,811.20 - Step 6: Final answer
x = 1,411,504.32
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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.