Finding the Fourth Proportional to 2,386,281.20, 3,579,982.34 and 788,844.15
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Solution
The fourth proportional to 2,386,281.20, 3,579,982.34 and 788,844.15 is: 1,183,451.53
Step by Step Solution
- Step 1: Write the proportion equation
2,386,281.20 : 3,579,982.34 = 788,844.15 : x - Step 2: Convert to fraction form
2,386,281.20/3,579,982.34 = 788,844.15/x - Step 3: Cross multiply
2,386,281.20x = 3,579,982.34 × 788,844.15 - Step 4: Simplify right side
2,386,281.20x = 2,824,048,122,068.09 - Step 5: Solve for x
x = 2,824,048,122,068.09/2,386,281.20 - Step 6: Final answer
x = 1,183,451.53
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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.