Finding the Fourth Proportional to 1,634,686.32, 2,452,121.76 and 497,485.68
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Solution
The fourth proportional to 1,634,686.32, 2,452,121.76 and 497,485.68 is: 746,256.60
Step by Step Solution
- Step 1: Write the proportion equation
1,634,686.32 : 2,452,121.76 = 497,485.68 : x - Step 2: Convert to fraction form
1,634,686.32/2,452,121.76 = 497,485.68/x - Step 3: Cross multiply
1,634,686.32x = 2,452,121.76 × 497,485.68 - Step 4: Simplify right side
1,634,686.32x = 1,219,895,461,216.40 - Step 5: Solve for x
x = 1,219,895,461,216.40/1,634,686.32 - Step 6: Final answer
x = 746,256.60
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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.