Finding the Fourth Proportional to 3,636,489.68, 5,454,731.64 and 977,097.68
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Solution
The fourth proportional to 3,636,489.68, 5,454,731.64 and 977,097.68 is: 1,465,645.75
Step by Step Solution
- Step 1: Write the proportion equation
3,636,489.68 : 5,454,731.64 = 977,097.68 : x - Step 2: Convert to fraction form
3,636,489.68/5,454,731.64 = 977,097.68/x - Step 3: Cross multiply
3,636,489.68x = 5,454,731.64 × 977,097.68 - Step 4: Simplify right side
3,636,489.68x = 5,329,805,630,466.60 - Step 5: Solve for x
x = 5,329,805,630,466.60/3,636,489.68 - Step 6: Final answer
x = 1,465,645.75
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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.