Finding the Fourth Proportional to 1,416,710.76, 2,125,117.98 and 575,243.88
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Solution
The fourth proportional to 1,416,710.76, 2,125,117.98 and 575,243.88 is: 862,886.87
Step by Step Solution
- Step 1: Write the proportion equation
1,416,710.76 : 2,125,117.98 = 575,243.88 : x - Step 2: Convert to fraction form
1,416,710.76/2,125,117.98 = 575,243.88/x - Step 3: Cross multiply
1,416,710.76x = 2,125,117.98 × 575,243.88 - Step 4: Simplify right side
1,416,710.76x = 1,222,461,112,272.96 - Step 5: Solve for x
x = 1,222,461,112,272.96/1,416,710.76 - Step 6: Final answer
x = 862,886.87
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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.