Finding the Fourth Proportional to 3,941,372.98, 5,909,434.26 and 1,416,700.18
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Solution
The fourth proportional to 3,941,372.98, 5,909,434.26 and 1,416,700.18 is: 2,124,106.66
Step by Step Solution
- Step 1: Write the proportion equation
3,941,372.98 : 5,909,434.26 = 1,416,700.18 : x - Step 2: Convert to fraction form
3,941,372.98/5,909,434.26 = 1,416,700.18/x - Step 3: Cross multiply
3,941,372.98x = 5,909,434.26 × 1,416,700.18 - Step 4: Simplify right side
3,941,372.98x = 8,371,896,579,840.17 - Step 5: Solve for x
x = 8,371,896,579,840.17/3,941,372.98 - Step 6: Final answer
x = 2,124,106.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.