Finding the Fourth Proportional to 1,575,415.21, 2,363,618.54 and 563,847.52
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Solution
The fourth proportional to 1,575,415.21, 2,363,618.54 and 563,847.52 is: 845,948.70
Step by Step Solution
- Step 1: Write the proportion equation
1,575,415.21 : 2,363,618.54 = 563,847.52 : x - Step 2: Convert to fraction form
1,575,415.21/2,363,618.54 = 563,847.52/x - Step 3: Cross multiply
1,575,415.21x = 2,363,618.54 × 563,847.52 - Step 4: Simplify right side
1,575,415.21x = 1,332,720,452,005.02 - Step 5: Solve for x
x = 1,332,720,452,005.02/1,575,415.21 - Step 6: Final answer
x = 845,948.70
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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.