Finding the Fourth Proportional to 2,959,373.12, 4,436,393.68 and 1,064,781.68
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Solution
The fourth proportional to 2,959,373.12, 4,436,393.68 and 1,064,781.68 is: 1,596,213.29
Step by Step Solution
- Step 1: Write the proportion equation
2,959,373.12 : 4,436,393.68 = 1,064,781.68 : x - Step 2: Convert to fraction form
2,959,373.12/4,436,393.68 = 1,064,781.68/x - Step 3: Cross multiply
2,959,373.12x = 4,436,393.68 × 1,064,781.68 - Step 4: Simplify right side
2,959,373.12x = 4,723,790,715,731.78 - Step 5: Solve for x
x = 4,723,790,715,731.78/2,959,373.12 - Step 6: Final answer
x = 1,596,213.29
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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.