Finding the Fourth Proportional to 6,643,285.14, 9,964,927.86 and 1,594,595.64
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Solution
The fourth proportional to 6,643,285.14, 9,964,927.86 and 1,594,595.64 is: 2,391,893.50
Step by Step Solution
- Step 1: Write the proportion equation
6,643,285.14 : 9,964,927.86 = 1,594,595.64 : x - Step 2: Convert to fraction form
6,643,285.14/9,964,927.86 = 1,594,595.64/x - Step 3: Cross multiply
6,643,285.14x = 9,964,927.86 × 1,594,595.64 - Step 4: Simplify right side
6,643,285.14x = 15,890,030,518,470.53 - Step 5: Solve for x
x = 15,890,030,518,470.53/6,643,285.14 - Step 6: Final answer
x = 2,391,893.50
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1.5x scale
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.