Finding the Fourth Proportional to 6,430,534.06, 8,873,806.49 and 3,817,148.34
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Solution
The fourth proportional to 6,430,534.06, 8,873,806.49 and 3,817,148.34 is: 5,267,468.52
Step by Step Solution
- Step 1: Write the proportion equation
6,430,534.06 : 8,873,806.49 = 3,817,148.34 : x - Step 2: Convert to fraction form
6,430,534.06/8,873,806.49 = 3,817,148.34/x - Step 3: Cross multiply
6,430,534.06x = 8,873,806.49 × 3,817,148.34 - Step 4: Simplify right side
6,430,534.06x = 33,872,635,702,108.72 - Step 5: Solve for x
x = 33,872,635,702,108.72/6,430,534.06 - Step 6: Final answer
x = 5,267,468.52
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1.5x scale
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.