Finding the Fourth Proportional to 4,238,475.54, 6,357,714.52 and 1,246,659.54
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Solution
The fourth proportional to 4,238,475.54, 6,357,714.52 and 1,246,659.54 is: 1,869,989.67
Step by Step Solution
- Step 1: Write the proportion equation
4,238,475.54 : 6,357,714.52 = 1,246,659.54 : x - Step 2: Convert to fraction form
4,238,475.54/6,357,714.52 = 1,246,659.54/x - Step 3: Cross multiply
4,238,475.54x = 6,357,714.52 × 1,246,659.54 - Step 4: Simplify right side
4,238,475.54x = 7,925,905,458,954.52 - Step 5: Solve for x
x = 7,925,905,458,954.52/4,238,475.54 - Step 6: Final answer
x = 1,869,989.67
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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.