Finding the Fourth Proportional to 4,630,951.90, 6,388,676.31 and 2,794,386.70
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Solution
The fourth proportional to 4,630,951.90, 6,388,676.31 and 2,794,386.70 is: 3,855,024.30
Step by Step Solution
- Step 1: Write the proportion equation
4,630,951.90 : 6,388,676.31 = 2,794,386.70 : x - Step 2: Convert to fraction form
4,630,951.90/6,388,676.31 = 2,794,386.70/x - Step 3: Cross multiply
4,630,951.90x = 6,388,676.31 × 2,794,386.70 - Step 4: Simplify right side
4,630,951.90x = 17,852,432,111,269.08 - Step 5: Solve for x
x = 17,852,432,111,269.08/4,630,951.90 - Step 6: Final answer
x = 3,855,024.30
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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.