Finding the Fourth Proportional to 1,048,132.20, 1,446,415.26 and 595,423.08
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Solution
The fourth proportional to 1,048,132.20, 1,446,415.26 and 595,423.08 is: 821,679.77
Step by Step Solution
- Step 1: Write the proportion equation
1,048,132.20 : 1,446,415.26 = 595,423.08 : x - Step 2: Convert to fraction form
1,048,132.20/1,446,415.26 = 595,423.08/x - Step 3: Cross multiply
1,048,132.20x = 1,446,415.26 × 595,423.08 - Step 4: Simplify right side
1,048,132.20x = 861,229,029,068.20 - Step 5: Solve for x
x = 861,229,029,068.20/1,048,132.20 - Step 6: Final answer
x = 821,679.77
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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.