Finding the Fourth Proportional to 4,638,965.99, 6,955,652.35 and 2,079,718.08
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Solution
The fourth proportional to 4,638,965.99, 6,955,652.35 and 2,079,718.08 is: 3,118,323.35
Step by Step Solution
- Step 1: Write the proportion equation
4,638,965.99 : 6,955,652.35 = 2,079,718.08 : x - Step 2: Convert to fraction form
4,638,965.99/6,955,652.35 = 2,079,718.08/x - Step 3: Cross multiply
4,638,965.99x = 6,955,652.35 × 2,079,718.08 - Step 4: Simplify right side
4,638,965.99x = 14,465,795,966,130.98 - Step 5: Solve for x
x = 14,465,795,966,130.98/4,638,965.99 - Step 6: Final answer
x = 3,118,323.35
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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.