Finding the Fourth Proportional to 3,560,624.96, 4,913,663.58 and 1,929,043.58
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Solution
The fourth proportional to 3,560,624.96, 4,913,663.58 and 1,929,043.58 is: 2,662,080.75
Step by Step Solution
- Step 1: Write the proportion equation
3,560,624.96 : 4,913,663.58 = 1,929,043.58 : x - Step 2: Convert to fraction form
3,560,624.96/4,913,663.58 = 1,929,043.58/x - Step 3: Cross multiply
3,560,624.96x = 4,913,663.58 × 1,929,043.58 - Step 4: Simplify right side
3,560,624.96x = 9,478,671,158,710.50 - Step 5: Solve for x
x = 9,478,671,158,710.50/3,560,624.96 - Step 6: Final answer
x = 2,662,080.75
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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.