Finding the Fourth Proportional to 4,032,421.40, 6,041,633.70 and 2,611,746.20
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Solution
The fourth proportional to 4,032,421.40, 6,041,633.70 and 2,611,746.20 is: 3,913,086.53
Step by Step Solution
- Step 1: Write the proportion equation
4,032,421.40 : 6,041,633.70 = 2,611,746.20 : x - Step 2: Convert to fraction form
4,032,421.40/6,041,633.70 = 2,611,746.20/x - Step 3: Cross multiply
4,032,421.40x = 6,041,633.70 × 2,611,746.20 - Step 4: Simplify right side
4,032,421.40x = 15,779,213,857,766.94 - Step 5: Solve for x
x = 15,779,213,857,766.94/4,032,421.40 - Step 6: Final answer
x = 3,913,086.53
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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.