Finding the Fourth Proportional to 1,249,691.68, 1,724,575.44 and 676,732.48
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Solution
The fourth proportional to 1,249,691.68, 1,724,575.44 and 676,732.48 is: 933,891.32
Step by Step Solution
- Step 1: Write the proportion equation
1,249,691.68 : 1,724,575.44 = 676,732.48 : x - Step 2: Convert to fraction form
1,249,691.68/1,724,575.44 = 676,732.48/x - Step 3: Cross multiply
1,249,691.68x = 1,724,575.44 × 676,732.48 - Step 4: Simplify right side
1,249,691.68x = 1,167,076,214,458.29 - Step 5: Solve for x
x = 1,167,076,214,458.29/1,249,691.68 - Step 6: Final answer
x = 933,891.32
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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.