Finding the Fourth Proportional to 1,135,410, 1,566,794.30 and 651,634.66
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Solution
The fourth proportional to 1,135,410, 1,566,794.30 and 651,634.66 is: 899,214.80
Step by Step Solution
- Step 1: Write the proportion equation
1,135,410 : 1,566,794.30 = 651,634.66 : x - Step 2: Convert to fraction form
1,135,410/1,566,794.30 = 651,634.66/x - Step 3: Cross multiply
1,135,410x = 1,566,794.30 × 651,634.66 - Step 4: Simplify right side
1,135,410x = 1,020,977,470,970.44 - Step 5: Solve for x
x = 1,020,977,470,970.44/1,135,410 - Step 6: Final answer
x = 899,214.80
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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.